It is common for homeowners to experience extremely wet crawl spaces after installing a new heating and air conditioning system. In the warmer, more humid parts of the country, it is quite common to have the HVAC system running way colder than the previous one. Moisture can find its way into crawl spaces even when…Read More
The return air duct is often over looked for indoor air quality but when properly air sealed with spray foam insulation and mastic, it will make your HVAC system work better.
The return grille and the air filter may hide how badly your cold air return needs to be air sealed.