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.
Spray foam roof insulation problems.
As spray polyurethane foam spf roofing becomes more popular for commercial roofing the benefits of installing a spray polyurethane foam spf roofing system rather than another roof type are numerous in terms of installation performance cost and longevity.
Spray foam insulation problems.
However there are still some issues with spray foam insulation on the roof that can be avoided.
If you were to add a fiberglass insulation product to your walls or the roof then you would not gain a structural integrity benefit.
Misrepresentation of the spray foam insulation products used.
Insulating with spray foam insulation at the roof line will cause moisture problems with the roof sheathing.
Unlike solid insulation products that require careful measurement cutting and fitting spray foam can cover even the most uneven surface instantly.
Poor ventilation equals condensation.
I ve been in plenty of these homes and can tell you that when spray foam is installed properly they outperform 99 of fiberglass batt insulated stick built homes.
7 common problems solutions of spf roofing.
Spray polyurethane foam technology does not have a solid track record for commercial roofing.
Polyurethane or polystyrene spray foams can provide thorough coverage to roof rafters and attic walls in much less time than is needed for other materials.
Spray foam roofing has become a particularly popular solution in the commercial roofing industry but that doesn t mean it can t be right for your residential roof.
The sound barrier efficiency of this product option is quite low as well.
Because a number of commercial roofing companies have installed this roof system poorly or incorrectly this misnomer is one of the greater misperceptions to emerge in the commercial roofing industry.
Since there are dozens of brands of spray foam insulation available it is important to make sure you are getting what you want and what you paid for.
Spray foam insulation can add strength to your walls and roof.
I can also tell you that 73 of all statistics are made up on the spot so please don t ask for.
It rots roofs people have told me.
The essential guide to spray polyurethane foam roofing.
Homes insulated with it can be some of the most efficient and comfortable homes built.
Now more than ever architects are beginning to use materials and design features more common in commercial construction when building domestic homes so spray foam has a.
In the case of spray foam insulation it is applied to the roof rafters balancing the temperature in the loft with the rest of the house.
This minimises the issue of cold air meeting warm air.
In an unvented attic scenario to limit air leakage as well as any associated condensation at the roof line a continuous air barrier is required.