Caulking Compounds: Though not precisely created for HVAC purposes, particular caulking compounds can be used to seal tiny gaps and penetrations in ductwork. Picking a compound with the mandatory flexibility and warmth resistance is very important for making sure helpful and durable seals. Insulation placed on ducts minimizes warmth decline https://codyzzxtp.thecomputerwiki.com/5634638/5_easy_facts_about_pu_ducts_described