How Does Heat Tape Work
Heat tapes to stop ice dam back ups building leaks.
How does heat tape work. Rather it s a type of electrical cable that when wrapped around or snaked through a pipe applies a controlled amount of heat to prevent. If you have ever experienced a broken or frozen water line in the winter you know the kind of expensive damage that can occur. Self regulating or self limiting heating cable often called heat trace cable or heating tape automatically adjusts heat output based on surface temperature. How does heat tape work.
Adding heat tapes along roof edges can melt holes through existing ice dams to prevent water back up and leaks into the building attic. Heat tape is a generic term for a variety of cables and cords you can install on your roof and gutters to prevent ice dams or wrap around exposed pipes to prevent them from bursting in the winter. Most heat tape is available on 120 v and 240 v versions with power ranging from 52 w to 3 135 w. Self regulating heating.
This article describes using heat tapes to stop ice dam damage. It describes proper roof ventilation placement amounts and other details. Heat tape may be an excellent solution to this. This video courtesy of raychem provides a short but informative understanding of how self regulating heat tracing cable sometimes referred to as heat tape works.
The type you use on the roof tends to be minimally flexible while the kind you use for pipes is thin and supple. The pipe is usually covered with thermal insulation to retain heat losses from the pipe. Prevent roof leaks or attic condensation attic mold in buildings. Heat tape can be a lifesaver in cold climates where water lines and hoses are exposed to freezing temperatures.
Ice dams are a high risk situation for rooftops. Heat tape is the product to use for applications where small cylindrical sections need high power densities which usually indicates high temperatures as well. Ideal for freeze protection and low. Heat tape fires may occur if nonregulating tape is left on during periods with warmer weather during spring and summer for instance particularly if the heat tape is well insulated.
As the ice forms it expands the cracks creating the risk for serious structural damage. The power density which we measure in w in ranges from 4 3 w in up to. When water gets into cracks and crevices in the roof or in gutters and then freezes it can cause ice to form in those areas.
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