The movement of air into indirect conditioning of an unvented attic is a slow gradual process that will not be noticeable by occupants and typically will not put any strain on the hvac system.
Foam insulation roof leaks.
Not long ago someone even told me that in florida roofing companies won t let their workers go up on roofs with open cell spray foam because the roofs are so spongy the guys fall right through.
Using icynene spray foam as your attic insulation will turn your attic into a conditioned space.
But foam also traps moisture in the roof in case of a leak.
From spotting signs of roof leaks to implementing fail proof solutions we explore the importance of repairing your roof and how spray foam offers structural integrity to your ceiling and a whole host of benefits besides telltale signs of a leaking roof.
Applying closed cell spray insulation to the underside of a roof deck at the sheathing to truss connection can double or triple the strength of the assembly boosting the roof sheathing s resistance to wind uplift in a hurricane.
Murmurs and hearsay about open cell spray foam insulation have been gaining traction for a while.
A sealed and insulated roof deck can t dry inward to the attic if the roofing happens to let water.
It rots roofs people have told me.
Spray foam insulation is extremely popular because of its superior r value.
The installation of spray foam insulation whether on the roof of a commercial building or in your home requires precision demonstrated expertise and a commitment to quality application.
It will also help keep any duct leaks within the conditioned space of your attic.
But spray foam insulation used at the underside of the roof deck would need to be covered by a thermal barrier and intumescent coatings are commonly used.
Water leaks in concrete are common in basements that have begun to age.