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The R-410A flare tool will create a defined 45 degree angle in the copper so it will seal tightly against the flare fitting. Older flare tools will not create a tight seal. When installing mini-splits, flares are required on each end of the line set to connect the evaporator and condenser. Since R-410A is a […]
To ensure the accurate tightness of fittings, it is important to use a torque wrench when installing mini-splits. In heat pump applications, the expansion and contraction of the suction and liquid lines tends to weaken the flare connections. To make sure you have a strong connection, flare connections should be made as follows. First, set […]
To properly size a bath fan, you can follow the recommendations from the Home Ventilating Institute (HVI) guidelines: Fan Sizing for Bathrooms Under 100 SQ. FT. The standard rule for bathrooms 100 square feet or smaller is one CFM per square foot of the bathroom. To find the square footage multiply the length of the […]
The chart below shows the cost of operation for gas fired furnaces with various efficiencies. To find out how much you can save follow these simple steps: Select the age of your furnace from the left hand column. Then, estimate the output of your furnace. The output can be found on the furnace plate. Your […]