what size boiler do i need for my house? | u.s. boiler compa

What Size Boiler Do I Need For My House? | U.S. Boiler Compa

Apr 30, 2019· For instance, if you are looking at a boiler with a rating of 80,000 BTUh, you can safely assume that the unit’s gross output is 80,000 BTUs, or 80 MBH (one MBH = 1,000 BTUh). There are other, less common ways of quantifying a boiler’s heating capacity, like GPH (gallons of fuel oil consumed per hour) and sq. ft. of steam (volume of steam ...

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boiler formulas | johnston boil

Boiler Formulas | Johnston Boil

A scotch marine boiler has a furnace volume of 45.5 cu. ft. if 3825.2 cu. ft. of natural gas is burned per hour and each contains 1100 Btu, what is the rate of combustion? RC = H / (Vf * t) RC

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hvac rule of thumb calculator - engineering pro guid

HVAC Rule of Thumb Calculator - Engineering Pro Guid

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 EER

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choosing the right system for your home - ashr

Choosing the Right System for Your Home - ASHR

Heating size is given in Btus per hour (Btu/h). Cooling size is given in tons of cooling; 1 ton = 12,000 Btu/h. 'SEER' (Seasonal Energy Efficiency Ratio) indicates the efficiency of the air conditioning unit, not its capacity.

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how many tons of ac per square foot do i need? | abc bl

How Many Tons of AC Per Square Foot Do I Need? | ABC Bl

Therefore, if your home is 2,400 square feet, an AC unit that is between three and four tons would likely be a good choice for cooling your space both effectively and efficiently.

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convert cubic foot to ton register - unit convert

Convert Cubic Foot to Ton Register - Unit Convert

Instant free online tool for cubic foot to ton register conversion or vice versa. The cubic foot [ft^3] to ton register [ton reg] conversion table and conversion steps are also listed. Also, explore tools to convert cubic foot or ton register to other volume units or learn more about volume conversions.

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how much does a central ac unit cost to install? moderni

How Much Does a Central AC Unit Cost to Install? Moderni

This would produce 12,000 BTU’s per 600 square feet. You can take the 2000 sq. ft measurement and divide by 400 sq. ft of cooled area (per 1 ton AC unit cooling capacity) and calculate that you would need a 5.0 TON air conditioner. This A/C system should be able to remove 60,000 BTU’s per hour (5.0 tons x 12,000 BTU’s.) A 5.0 TON air ...

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2020 cost to install central air n your ho

2020 Cost to Install Central Air n Your Ho

Sep 02, 2020· The most popular unit size is 2.5 tons, which is about 30,000 BTU’s. It can cool 1,600-2,000 sq.ft. and costs $3,500-4,300 (includes installation). Here is a run down of the most popular AC sizes, the approximate area it can cool, and estimated installation costs. Single-stage vs. 2-stage air conditioning system

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boiler horsepower - engineering toolb

Boiler Horsepower - Engineering ToolB

Boiler horsepower - a power unit from the 19 th-20 th centuries - was used to rate the capacity of a boiler to deliver steam to steam engines.. A common definition of one boiler horsepower is the amount of energy required to produce 34.5 pounds (15.65 kg) of steam per hour at pressure and temperature 0 psig (0 bar) and 212 o F (100 o C) - with feed water at pressure 0 psig and temperature 212 o F.

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sizing geothermal system - 123 zero ener

Sizing Geothermal System - 123 Zero Ener

A lot of old buildings went with the assumption that bigger is better and oversized heating systems. Assuming your old heater is properly sized you can then use this to calculate the size of the new geothermal heater. 1 ton = 12,000 BTU = 3.5 Kw - So if your existing heater is 48,000 BTU then you would need to purchase as 4 ton GeoCool unit.

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ac size calculator | estimate ac unit si

AC Size Calculator | Estimate AC Unit Si

Jul 21, 2020· For example: 2,400 sq.ft. : 600 = 4,tons. If your house is well insulated and energy efficient, you can estimate down. For example, a 2,200 sq.ft. house divided by 600 = 3.6666. So you would want to install a 3.5 ton unit. If there is poor insulation/efficiency in …

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boiler capacity unit sq ft to tons - gite-mont-solu.c

Boiler Capacity Unit Sq Ft To Tons - gite-mont-solu.c

Boiler Capacity Unit Sq Ft To Tons. délément97 - 17 - :201364minimumsize being inchvalve miniatureboilers inchvalve morethan 500 Sq.ft heatingsurfa capacity required Boiler.Ex- boilerssteaming capacity 100tons, twovalves totalrelievin--Free Chat. pm36-2

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how to determine the size of hvac you need - climate te

How to Determine the Size of HVAC You Need - Climate Te

For the furnace, divide the BTU by the unit’s efficiency as a decimal. In the case of a 1500 sq. ft. home, the air conditioner would need to be 37,500 ÷ 12,000, which comes out to about 3 tons. For the furnace, an 80% efficiency unit would need a BTU output of about 37,500 × 0.8, which is about 47,000 BTU. Manual J: The Professional Method

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boiler horsepower to square feet equivalent direct .

Boiler Horsepower to Square Feet Equivalent Direct .

Unit Descriptions; 1 Horsepower (boiler): The energy rate needed to evaporate 34.5lb of water at 212 °F (100 °C) in one hour. Equal to 33,475 BTU/h.

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what size hvac unit do i need? | trane topi

What Size HVAC Unit Do I Need? | Trane Topi

STEP 1: Determine how many BTUs of heating and tons of AC you need. Method 1: Manual J Calculation. The best way to determine the perfect HVAC unit size is to have a Manual J calculation done for your house. The Manual J calculation is the most precise measurement available because it considers factors like: Square footage; Climate zone; Ductwork

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boiler sizing | weil-mcla

Boiler Sizing | Weil-McLa

Name Description Boiler Replacement Guide Step-By-Step Procedures For Properly Sizing Hot Water And Steam Replacement Boilers For Homes And Small Commercial Buildings Easy-Loop Booklet Simplified Procedures For Designing An Easy-Loop Hydronic Heating System Using Weil-McLain® Boilers, Convector Baseboard, And Series-Loop Piping

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how to calculate hvac tonnage | hunk

How to Calculate HVAC Tonnage | Hunk

Many contractors use a rough estimate of one ton of air conditioning for every 400 square feet, according to the U.S. Department of Energy. Although this calculation is often inaccurate, using it for comparison purposes might help you catch math errors. To illustrate, using this method, a house with 2,000 square feet would need a 5-ton unit.

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boiler ratings explained | heatinghe

Boiler Ratings Explained | HeatingHe

Jun 18, 2014· To make thing even more confusing, some of the ratings are shown as BTUH (British Thermal Units per Hour), while others are listed as Square Feet Equivalent Direct Radiation, or EDR for short (and here you'll find different numbers for water and steam boilers). Then we have this other column for Gallons Per Hour and another for Therms.

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how to estimate the right size of gas boilers for the .

How to Estimate the Right Size of Gas Boilers for the .

Dec 27, 2018· For example, if your total was 158,950 square inches, your house is 1,103.819 square feet. Calculate the number of British thermal units, or Btu, required to heat your house.

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how to calculate furnace tonnage | hunk

How to Calculate Furnace Tonnage | Hunk

Divide the result from Step 4 by 12,000 to determine the tonnage requirement of the furnace. In the example, you would divide 35,000 by 12,000 and get 2.92. This home would require a furnace that has a tonnage of approximately 3.

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determining boiler capacity from heating surface area .

Determining Boiler Capacity from Heating Surface Area .

Dec 10, 2004· At 100% rating, for WT. boilers, steaming rate is 3 1/2 lbs saturated steam per sq.ft of heating surface, however dont us this value since WT boiler will produce steam well over 100% rating.For example,a horizontal WT boiler can generate 15.1 to 22.5 lbs of saturated steam per sq ft …

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