In reflective insulation, the “R-value” refers to a measure of the insulation’s resistance to heat flow. The purpose of the insulation is to help the HVAC system run more efficiently by keeping the conditioned air at the proper temperature without leaking or being...
Inspections are critical in HVAC work because they ensure that systems are constructed properly and that safety regulations have been met. Inspectors search for leakage in the system, especially around connections that require several pieces of tape. Air leakage...
HVAC tapes that have red print on them are typically UL listed tapes. But, this must be verified by reading the print on the tape - just because the tape has a red print doesn’t ensure that the tape is UL listed. The red print often provides pertinent details about...
In some HVAC applications, UL listings are critical for code compliance. This means the HVAC tape used has the proper adhesion and exceptional shear strength needed to stay in place effectively for the life of the HVAC system. In order to receive a UL 181 listing,...