WebMar 29, 2024 · A 3/4-inch tarnished copper tube carrying 170° F water through a building space at 65º F loses about 46 Btu/hr per foot of length. Consider a baseboard circuit with 60 feet of bare 3/4-inch copper tubing … WebUsed to be I left all that stuff lying in heaps on the desk. 1" copper in 70* air with 180* degree water in it will give up 55btu's per lineal foot. Surprises me that 1" steel gives off 90 btus/ft to copper's 55. (I guess the 1" is inside measurement, so steel's outside measurement would be more than copper's.)
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WebJul 22, 2013 · Common residential baseboard is typically rated at between 550 to 700 BTU’s per linear foot, and typically at a water delivery temperature of 180°F by the manufacturer(s). These values vary with the construction, by manufacturer and somewhat by register height. A “rough measure”: 7-1/2” or under height = 600+/- BTU/Ft. (Variation ... WebNov 29, 2024 · To help calculate the heat load, know that residential snowmelt systems need 100 BTU per square feet, at least in our area. Commercial systems need 150 BTU per square foot. That number jumps up quite a bit in “ambulatory” applications. These are critical areas where the surface not only has to be free of snow and ice, but must be dry. … can i contribute to an ira at age 61
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WebJul 20, 2024 · The typical 100,000 BTU gas boiler used with these systems cost just over $1 per hour to run. ... For a cost of about $8 to $15 per square foot, electric radiant floor heating consists of either ... WebMar 28, 2024 · Electric-based radiant floor heating can cost between $8 to $15 per square foot. Both range in cost from $1.50 to $7 per day to run . Radiant Floor Heating Costs … WebBoiler BTU Calculator - Boiler Sizing Calculator - Boiler Sizing - Boiler BTU Calculator [pool9] Boiler BTU Calculator. Need a little help?: Q1 Which best describes your … can i contribute to an hsa when i am retired