Should Your Remove the Attic Floor Insulation When Using Spray Foam on the Roofline?

Spray foam insulation contractors and homeowners alike have debated this questions over many years and since spray foam first gained popularity in late the 2000’s, we’ve had many case studies to learn from. What is the best practice for homeowners when they are considering spray foaming their attic? In a hot dry climate like Phoenix, spray foam is worth the extra cost and is the ideal insulation method because all of our ductwork and HVAC systems are inside the attic space. Spray foam contractors in Arizona have differed though in their reasoning over if the existing insulation should be removed or kept along the attic floor. for more information visit .