40. 4.80 kW. 5.92 kW. 7.68 kW. 50. 5.28 kW. 6.80 kW. 8.40 kW. If you need further help or guidance please give our team of professionals a call on 0203 994 5470 , drop us an email at firstname.lastname@example.org or use our Contact Form Room Kilowatt Calculator. In order to ensure you have the right size stove for your room check out the guide (metres) on the right . For example if your room was 6 m x 6 m then according to the chart below you will require a stove with a minimum output of 6.17 kW KW Calculator. The Taltrees kilowatt calculator will give you an estimated guide to the heat output in KW needed for any given room in your home to achieve a comfortable temperature of approximately 21-22 Celsius (based on 0 degrees outside temperature). As a general rule, 1KW of heat is required for every 14 cubic meters (494 cubic feet) of. calculator heatdesign 2018-08-31T14:14:15+00:00 Room Heat Calculator To calculate the amount of BTU's (British Thermal Units) or kW needed to heat your room you can quickly and easily use our Room Heat Calculator to calculate automatically for you, or you can simply follow these three easy steps Your browser does not support the HTML5 canvas tag. Room Length: 0.0.
Room Size Calculator - Calculate the Size of the Room. Dividing the room into the particular number of separate sections is an effective way to calculate the room's precise size when it has a unique shape. For example, if your room has a rectangular shape, write down in the calculator only width and depth of it and specify the measure's units Radiator Sizing Calculator - What Size Radiator Do I Need. This radiator size calculator will help calculate the correct radiator size heat output (in BTU and KW) when designing a new central heating system or adding rooms to an existing system. This radiator calculator tool will help you in getting the correct heat output for your radiators Table 1: This table shows a list of the popular unit conversions applicable for this calculator. 1 Btu/h = 8.33 x10-5 tons 1 ton = 12,000 Btu/h 1 Btu/h = 2.93 x10-4 kW 1 kW = 3,412 Btu/h 1 Btu/h = 0.293 W 1 W = 3.412 Btu/h 1 EER = 0.083 kW/ton 1 kW/ton = 12 EE Input it into our air conditioner room size calculator to apply any necessary adjustments. We need to add 1000 BTU/hr for each foot, if the ceiling is over 8 feet tall. Next, we also have to consider the number of people regularly in the room. Our bodies tend to release heat into the environment, affecting the cooling effect of an air conditioner Selectable InstaMist ™ feature provides quick-response steam in seconds. Quiet, continuous Steady Steam output. SM Steam Generators: Can be installed with one or more Total Sense Collection Spa Options. Five models cover steambath sizes from 100 to 675 cubic feet. Proportional controlled steam modulated to precise shower requirements
Room heating calculator. For an estimate of how much heat you need for a room, please use the guide below. Please note the calculations returned should be taken as a guide only and are not detailed heat loss calculations. This guide can be used for multiple rooms, but it treats each room individually and assumes adjacent rooms are unheated Stove Calculator. Simply input your room's measurements and insulation type below and our stove size calculator will tell you what size log burner you need for your home. Our stove calculator even provides links to stoves that are genuinely suited to your space. Try it out below, and follow our concise guide to heat output (kW), size and. This calculation is designed to tell you how long your baseboard heater should be. Begin by measuring the width and length of the room to find the square footage. Multiply the square footage by 9. Using this base wattage number, add 10% for EACH of the following, as applicable: Each window
As an approximation, 1 kilowatt will heat 30 cubic meters. However, a number of factors need to be considered to determine how to adjust this basic formula. Where this becomes tricky is that this calculation is very subjective to variables such as. the insulation of the room and house; the number of windows; the average outside temperature Amps to kW calculator * Use e for scientific notation. E.g: 5e3, 4e-8, 1.45e12. DC kilowatts to amps calculation. The current I in amps (A) is equal to 1000 times the power P in kilowatts (kW), divided by the voltage V in volts (V):. I (A) = 1000 × P (kW) / V (V). AC single phase kilowatts to amps calculatio .ft., multiplied by 10 to give 4000 watts. The number of watts = area x 10. This result is valid for houses containing rooms whose ceilings are 8 feet high. In the case of modern homes having higher ceilings than 8 feet, the rule of thumb for the calculation is 1.25 watts per cubic foot Work out the square meterage of the room/rooms you want to heat. The chart will show you the size of radiator in Watts that would be needed to effectively heat that room. Each 100 watts will cost you 0.023 cents including iva per hour on the standard tariff (Iberdrolla´s figures, the correct term is 23 cents /kilowatt hour, it means the same)
Adelaide: 2.6kW. Hobart: 1.1kW. Melbourne: 2.4kW. Sydney: 2.2kW. Brisbane: 2.2kW. Most commercial calculators or guides will recommend 3.5-5kW for a room of this size, which is often going to be a lot more capacity than you really need. - Chris Barnes, CHOICE air conditioning expert Size of Fire needed As a general rule of thumb you will need 1 kW of heat for every 15 cubic meter of space to be heated. To calculate what size of fire or stove you will need, measure the width, length, and height of the room or space and multiply the three figures together to obtain the cubic area of the space to be heated How to Calculate Size of a Sauna Heater: Normal sauna room height should be 7' maximum. Interior sauna height 78 to 84 - use 1 Kw per 45-47 cu ft. Interior sauna height 84 to 96 - use 1 Kw per 40 cu ft - heat rises - it takes more Kw to heat up a sauna room if interior height more than 7'. ** A sauna warm-up time of 20-25 minutes is based.
Enter the room sizes in the boxes specified and then click the Calculate button. This gives an approximate output for use as an initial guide in selecting an appliance based on an outside temperature of -1°C. However we strongly recommend that a site survey is undertaken by an experienced stove installer before you make your purchase You can use the calculator below to guide you as to the size of wood burning stove that you will need to heat your room. Please note, that this is a guide only, see the full description of stove kw output classifications below for further information on choosing the right size stove for you Air Conditioning Calculator. We are delighted to offer you this air-con calculator to help you establish your requirements. Please enter the details required for an estimate of your climate control requirements. Like to discuss your requirements? For an exact appraisal of the level of a/c that you need, we are delighted to visit and specify Compra cómodamente online desde donde quieras. Envío gratis con Amazon Prim Total BTU per Hour. Total KW per Hour. Total Watts per Hour. Clear Form. If you found the above calculator a useful tool, check out our Leak Test Calculator to find out the maximum interval between leak testing on your air conditioning unit. If you need any advice, please call on 0330 128 1720 to speak to a qualified engineer
Length (m) x Width (m) x Height (m) x 0.07 = nominal heat output (kw) for your stove. With this simple calculation you will have no trouble in finding a stove that heats your room satisfactorily and economically. Now all you need to do is decide from all of the other fireplace ideas which type of fuel and what kind of design you prefer When upgrading your home's HVAC equipment or purchasing a new system, the most crucial step is getting the right size for the space. To help you, we've created this quick and easy sizing calculator. After you've entered your room information, you'll be armed with the power to build the perfect mini split system for optimal comfort and efficiency There are 12,000 Btu's per ton. The number 24 in the model number indicates the unit is 24,000 Btu's, divided by 12,000 Btu's per ton, equals 2 tons. 24,000 Btu's/12,000 Btu's per ton = 2 tons. Use the following conversion information to determine your existing system size (use the system model number NOT the serial number) 18 = 1.5 tons
Two free calculators estimate the number of BTUs needed to cool or heat a room or house based on its size, insulation, and the geographical climate, among other conditions. Explore a number of other housing related calculators, as well as hundreds of other calculators addressing finance, math, health, fitness, and more The room's length, width, ceiling height, and insulation, as well as the lowest outside temperature, are all considered on the Total Home Supply calculator. Once you punch in that information, the calculator will tell you the BTU/hr required. Write this number down, and keep it handy as you examine your options. Heating BTU Calcualtor
m 2 Floor Area of a Room Calculator. Use this area calculator to work out the floor area of a room If you're room is rectangular, then simply enter the width and depth of the room and the unit of measure, and the resulting floor area of the room will be calculated in several different units of measure, both metric and imperial, useful if you are meauring the room in one unit but for example. . E.g: 5e3, 4e-8, 1.45e12. DC amps to kilowatts calculation. The power P in kilowatts (kW) is equal to the current I in amps (A), times the voltage V in volts (V) divided by 1000:. P (kW) = I (A) × V (V) / 1000. AC single phase amps to kilowatts calculatio
Here is what we get with the furnace sizing calculator: We see that for a 1,000 sq ft home we need: 40,000 BTU furnace in California. 60,000 BTU furnace in Minnesota. Here are the results for 1000 square foot houses in all climate zones: Region 1. Region 2. Region 3. Region 4 To get a kW number, divide the BTU by about 3,000. For a 10,000 BTU portable air conditioner, you'll calculate the power to be somewhere around 3.3 kW, right? It's 2.93 kW, to be exact, but 3.3 kW is quite a good estimate. BTU to kW conversion applies to different types of air conditioners: Mini-split AC units. Window AC units Disclaimer: This calculator is to be used as an indicative guide only. Sizing is based on cooling load only. Since there are many variables which can effect the size of unit required in your home, we recommend you CONTACT US if you would like a more accurate assessment of your requirements. Star ratings published are based on information published on www.energyrating.gov.au website
To determine the size of the area you are wanting to install air conditioner in, simply multiply the width of the room by the length of the room. Once you have the size of the area that you are wanting to install the air conditioner in, follow the guide below to determine your approximate KW range. Other factors apply as shown on the calculator. This can provide a rough estimate of the mini split BTU per square foot you need to efficiently service the room. One major advantage of mini splits over portable air conditioners with the same BTU rating is that they can cool a larger area. Space in square ft. BTUs per hour needed. 0-150. 5,000. 150-250. 6,000 Note: this sizing advice relates to portable generators - if you are after generator sizing advice for a large stationary generator, then you may need to engage an electrician.. To begin, you need to know the wattage draw of your appliance(s) and make sure your generator produces enough power to handle that draw - lets' do it;. Step 1: Getting the power information for your appliance
Follow the steps below to select the proper size generator for your steam shower. Step 1. Measure then Multiply. Measure then multiply the Length x Width x Height (in feet) of the steam enclosure to determine the Cubic Footage. Step 2. Adjustment to Cubic Footage. Adjust the cubic footage to determine the Total Room Volume wattage = the rated power of the fan motors (Watts) 1000 = convert from watts to kw. In this cold room evaporator we'll be using 3 fans rated at 200W each and estimate that they will be running for 14 hours per day. Calculation: Q = fans x time x wattage / 1000. Q = 3 x 14 hours x 200W / 1000. Q = 8.4kWh/day
Calculate the size your air conditioning There are a number of complex and involved calculations our design engineers make when sizing an air conditioning system for a premises. A fundamental neccessity is that the cooling output of the air conditioner is greater than the heat gain of the space it intends to serve Electric Heater Room Size Calculator. Our electric heater room size calculator will provide you with an estimate of the minimum size and quantity of radiators, panel heaters or storage heaters your room will require to establish and maintain a temperature of 21°C within the UK, based on a standard ceiling height of 2.3m Note: Before jumping to the formula, you should know that 1 kW is equivalent to 3412.12 BTU/hr. Hence, the conversion formula of kW to BTU IT /hr is: P (BTU/hr) = 3412.142 x P (kW) For example, let's suppose you have a 5 kW AC unit. Insert the value to the above formula
Electric Heating Calculator. If you would like to calculate the heat output requirement for your room please complete the following and click calculate. The answer is given in KW. This will then allow you to select the correct electric radiators for your room By measuring your home you will be able to find which kilowatt (kW) heater is best for your home. You will also need to consider things like insulation, flooring, window coverings and ceiling heights. What you will need to do is get a measuring tape and measure the length and width of each room you want to be heated In order to calculate how many kW are required to heat your room, measure the width, length and height of your room and then multiply the three measurements together, i.e. Width 4m x Length 8m x Height 2.8m = 89.6m 3 (room volume) Outlined below are the 2 methods you can use for the calculation: Method 1. Take the area of the room (in sq ft) that you wish to install the aircon at, and simply multiply by around 50-60. You will get the BTU you need. Size of an average HDB room is 130 square feet
The heat output required for any room within your home can be calculated with the use of our very own radiator size calculator! This BTU calculator uses the dimensions of your chosen room to give a BTU requirement for the entire room; considering several variations such as double glazing, north facing windows and patio French doors to help. The inputs are on the left size and our recommendations on the right side. Also please note that these calculations are for a regular room in a house. If the room size is more than 400 sq ft then it would be better to call an engineer to do the evaluation. Air Conditioner Sizing Calculator for India (Note: This calculator is for a residential. This calculator should only be used to estimate your building's BTU needs. You should get a professional BTU estimate done by your local HVAC Company to get a better picture of what size unit you need. Need help? Give us a call today 602.349.6922 You can calculate the BTU heat output needed for all rooms including lounge, hallways, bathroom, bedroom and kitchen with a BTU Calculator. You can get a rough idea of heating needs based on just the dimensions of the room and walls but for more accurate results what you need to know is; Room Dimensions Including ceiling height in metres or feet
You can find out the appropriate wood burner size in kilowatts by: Calculate the cubic space of the room by multiplying the width, height and length. As a rule of thumb, divide the cubic space by 14 and this will give you a KW output needed for the room. If your room needs a wood burner between 4-6 KW then you need a small wood burning stove . 4.8m L x 4.8m W x 2.4m H = 55.3 x 135 (allowance for double glazed windows) = 7465 BTU. You will require 2 x radiators with a BTU output of at least 3733 BTU. Something like the Salvador anthracite grey double horizontal radiator 600 x 1000 would be ideal Storage Heater Calculator. This calculator will provide an estimated wattage required for your storage heaters so that you can comfortably heat your space. Although our heaters have a maximum input rating of 3.4kW, you can satisfy larger wattage requirements by using more than one heater in each room. Our calculator assumes a ceiling height of.
The types of rooms and size of those rooms will also have an impact. This is because, typically, lounges are heated for longer and to a higher temperature than a bedroom. A heat pump with an output rating between 4 kW and 12 kW is normally more than adequate for most homes in the UK Our simple infrared heater calculator provides useful information about the power required to heat a given room and will help you choose what size infrared heater you need. The power required to heat the room is measured in Watts, all heaters have a nominated Wattage output noted as kW ( kilowatts), 1 kW = 1000 Watts You need to choose the aircon size according to this surface area. Here, you also need to understand that average size of an office is around 9 to 10 fit and you would be able to do the calculation accordingly. If your room height is more than you must increase the capacity of your aircon by 10% for every foot of height Stove to Room size Calculator. 01884 33559. Wheatcroft Farm, Cullompton, Devon. EX15 1RA. This tool will help you calculate the kilowatts (KW) required to heat a space on a cold day, in order to help you choose the correct size of wood-burner for your room. It assumes it is cold outside, around -1ºc and you wish to have an ambient room.
NREL's PVWatts ® Calculator Estimates the energy production and cost of energy of grid-connected photovoltaic (PV) energy systems throughout the world. It allows homeowners, small building owners, installers and manufacturers to easily develop estimates of the performance of potential PV installations Generator Size Calculator During an emergency is not the time to discover your home's wattage needs. We created this generator size calculator to help you consider your needs and to help you think about what you would like to power during an outage at your home. Start by simply inputting your home's postal code, square footage and choose your. Note: to work out the size of your room in square meters , multiply the length of the room by the width of the room. For example, if the room is six meters long and five meters wide, it would be 30m2 Air Conditioning Size Calculator Excel Sheet. This calculator spreadsheet is used to determine the capacity of room air conditioner. Download Free MEP Calculation Excel Sheets, AutoCAD Drawings, and Training Courses for HVAC, Firefighting, Plumbing and Electrical Systems Design
An easy-to-use HVAC tool for calculating necessary thermal output capacity (in BTUs) This tool is based on the square foot method, with computations added for the most important values included, such as insulation, windows, and other contributing factors. The system is pre-set to a 72-degree indoor temperature and a 95-degree outdoor temperature An easy-to-use HVAC tool for calculating necessary thermal output capacity (in BTUs) This tool is based on the square foot method, with computations added for the most important values included, such as insulation, windows, and other contributing factors. The system is pre-set to a 72-degree indoor temperature and a 9 The whole kitchen is a rectangle of length 4 m and width 2.5 m, so you can calculate the area as. A₁ = 4 * 2.5 = 10 m². The counter is 4 meters long and 60 cm wide: A₂ = 4 * 0.6 = 2.4 m². Multiply the required illumination level by the area to figure out how many lumens you need: L₁ = 108 * 10 = 1080 lumens Dimensions enter the dimensions of your steam room enclosure x x . select one. if more than one material is used, choose the option with the greatest heat loss (highest multiple). Adjust for Construction Material ceramic tile(x 1.30) all glass tile or glass block walls(x 1.35) porcelain tile(x 1.60) natural stone tile* up to 1/2(x 2.00) natural stone slabs over 1/2(x 2.25 Ambient temperature: ºC Click on the calculate button to get a first result based on default parameters. You'll then be able to review, modify or specify further data about the product type, cold room features, thermal loads and air renewal rate by switching to the corresponding tabs
The calculation provided is based on the industry standard surface heat loss calculation which assumes a 3.4 mph wind for outdoor calculations. For a 5 mph wind add 25%. For a 10 mph wind double the kW required. The use of air blowers and therapy jets will double the heat loss during operation Calculate how many BTUs you need to heat a room or even a house with a wood-burning, pellet or gas fireplace, insert or stove. This BTU Calculator will determine what hearth product size is required with only a few steps and information such as square footage (sq ft) What size air conditioner do I need is one of the most commonly asked questions we hear from our clients. This is why we designed a handy air conditioning calculator that can be used for UK households and commercial properties too
Room Name. Estimated floor area in m2. Estimated highest office heat gain. Estimated solar gain. Air Conditioning unit duty rate required (Yearly running cost based on running Monday to Friday for 10 hours a day and paying) For Electricity per kW/hr. For Gas per kW/h Air Conditioner (AC) / Cooling Capacity Calculator. This calculator will help you to find an accurate size for an adequate room air conditioner unit capable of cooling the room. Just copy and paste the below code to your webpage where you want to display this calculator. This tool will help you dynamically to calculate the Room Air Conditioning
By calculating the heat gain from each individual item and adding them together, an accurate heat load figure can be determined. Step One. Calculate the area in square feet of the space to be cooled, and multiply by 31.25. Area BTU = length (ft.) x width (ft.) x 31.25. Step Two Height. Your Calculation Result. This result is shown as a range to compensate for unknown factors such as external temperatures and levels of insulation in your home. We recommend the combined heat output of all the radiators in your room meets the higher end of this result to ensure your room is heated efficiently. Go to Products Btu and Tonnage Calculator. The size (cooling capacity) of your air conditioner is determined by the amount of Btu (British thermal unit) and the Tonnage (12.000 Btu = 1 Ton). What amount of Btu and Tonnage should your air conditioner have in order to properly cool your home This calculator computes the minimum number of necessary samples to meet the desired statistical constraints. Confidence Level: 70% 75% 80% 85% 90% 95% 98% 99% 99.9% 99.99% 99.999%. Margin of Error: Population Proportion: Use 50% if not sure. Population Size: Leave blank if unlimited population size
Multiply the length, breadth and height of the room (take units as feet). Then divide this by 1000 to get the ton capacity. Example if the room's size is 10 feet by 10 feet by 10 feet. So 10 X 10 X 10 comes out to 1000, divide this by 1000 the answer comes to 1. So your as tonnage requirement is one ton Floor Area of Room. The amount of cooling required depends on the area of the room. To calculate the area in square metres: Room Area BTU = Length (m) x Width (m) x 337. Window Size and Position. If, as is quite common, your Server Room has no windows, you can ignore this part of the calculation 5.3 Dynamic calculation methods 10 5.4 Systems approach 10 5.5 Design for flexibility 11 5.6 Separate high load areas 11 5.7 Integrated design process 11 5.8 Recognise the value of design 11 5.9 Commissioning and maintenance 12 5.10 Life Cycle Cost Analysis 12 5.11 Mandatory disclosure 12 6.0 Future work 1 Radiator BTU calculator. The heat output or 'BTU' (British Thermal Unit) calculator is a great way to work out how much radiator power you need. There are several factors which can affect this, such as room dimensions, heating levels and types of window, which are all covered in our radiator BTU calculator
Simply enter the dimensions of your bathroom in the calculator below to determine the minimum size vent fan you need for the bathroom in your home. When installing a vent fan, make sure there's at least a 1/2″ gap under the bathroom door to allow fresh air to enter the room when the fan is running. Run the fan for 15 to 20 minutes after. Our BTU calculator can help you get the right heating products for the size of your room. This will make sure you avoid over or under spending on radiators which are not suitable for the room you want to heat. To calculate your BTU, all you need is a tape measure or laser measurement tool. Once you've inputted the height, width, length and. Once you know the peak sun hours, estimating the number of solar panels needed for 1,000 kWh is simple. The first step is calculating the kilowatts needed. You must simply divide the average daily kWh by the peak sun hours. Assuming a 30-day month, an electricity generation of 1,000 kWh is equivalent to 33.33 kWh per day 10 to 15 radiators: 28-34 kW. 15 to 20 radiators: 32-40 kW. Up to 10 radiators: 12-15 kW. 10 to 15 radiators: 18-24 kW. 15 to 20 radiators: 30-40 kW. And for a heat only or system boiler: Combi boilers need more power because they heat up the hot water instantly, whereas system and heat only boilers do it more slowly by circulating. It will usually be printed as your monthly kilowatt-hour output. To calculate your daily kilowatt-hour output, you will need to divide that number by 30, then multiply by 1000 to convert the number into watt-hours. Which translates to one watt of power sustained for one hour. This is the first step in determining your solar battery bank size
The cable size results for International standard cable are calculated from IEC 60364-5-52: Low Voltage Electrical Installations, selection and erection of electrical equipment - Wiring systems and are based on 230V and 415V voltage drop. In both BS and IEC calculations, the KW calculation is based on a power factor of 0.8 Horsepower Calculator - for Air Conditioner (1.0-12.5 HP) Measure Your Room Dimension in Feet (ft) The above illustration shows how the width, length, and height are taken according to your room dimension. If it's not possible for you to take an accurate measurement, an estimation of your data will also help in determining the horsepower [ BTUs are 'British Thermal Units', the unit in which radiator efficiency is measured. Factors such as room dimensions, window size and wall material are used to calculate the required outputs of radiators, in order to adequately heat a room. Use our BTU Calculator to determine the heat requirements of your room .. Dehumidifier capacity is usually measured in pints per 24 hours and is determined by two factors: the size of the space that needs to be dehumidified and the conditions that exist in the space before dehumidification. Use the chart below to estimate the capacity you are looking for. Condition without Dehumidification. Area (Sq. Feet) 500. 1,000
As a general rule of thumb you will need 1 kW of heat for every 15 cubic meter of space to be heated. To calculate what size of fire or stove you will need, measure the width, length, and height of the room or space and multiply the three figures together to obtain the cubic area of the space to be heated. For example, if the width of the room. . Then add enough to service the hot water cylinder - 7 to 11kW unless you have a quick recovery cylinder To effectively calculate what the BTU output for any room is, you have to start by getting a tape measure and measuring the height of the room, the width of the room, the length of the room and then finally the size of the window area (that's the length by width of a window in m²)
If you're reading this, chances are you may be scratching your head over which boiler is the right size for your home. While many make it seem as if it's dependent on a multitude of factors or won't even tell you how they determine which boiler is the right one for your home, it's actually possible to work out which boiler size you need from the following three pieces of information For example, a 10 kW system that produces 14 kWh of electricity in a year has a production ratio of 1.4 (14/10 = 1.4) - this is an entirely realistic production ratio to see out in the real world. In the U.S., production ratios are usually between 1.3 and 1.6 , so we'll used those two numbers as the high and low estimates for our calculation Convert amps to kW and add kW to determine the required generator size. When sizing a generator for a commercial building, you want to calculate the total number of power output rating in kW you would need in order to ensure that your generator can provide power to all required equipment and machinery A quick guide to choosing the right-sized heater. Allow about 44 watts per cubic metre of room volume. Add another 10 percent for a large window area and another 10 to 20 percent for partial or no insulation. If it's a lounge, multiply by 1.5 Multiply the three values together to determine the volume of the room in cubic feet. For example, if the length is 18 feet, the width is 12 feet and the height is 10 feet, the room volume is.
A medium room (42m³ - 66m³) needs a gas heater size with 4.3 - 6.6kW. Large rooms (66m³ - 82m³) need a gas heater size with a heat output of 6.7 to 8.2kW. Do not go by MJ ratings, as heat output can vary greatly based on gas heater efficiency. Using kW is the net heat output that you are looking for EXHAUST FAN CALCULATOR. This page is designed to be a general guide for selecting an exhaust fan based on the size of the room and the type of application the fan will be used for. All you need to do is select the application from the dropdown, enter the size of the room and we will provide you with a general capacity range (m3/hr) that you should be looking to achieve from the extraction fan