Roxul For Under Roof Deck

Enjoy interior design freedom with above deck roof assemblies that allow for open interior ceilings and spaces.

Roxul for under roof deck. 3 yes the rafter block is a skylight. He attached the panels with special roofing screws that have hex heads and neoprene washers for sealing. 4 my only concern now is that there are two areas where the previous owner did not make the enclosure flush with the side of the deck. At one spot he left part of the deck with the stairs and at the other spot he left a about 4 inches of deck exposed.

Roxul stone wool insulation products are specifically designed and manufactured for the roofing industry. Roxul toprock dd plus physical properties. Both are compatible with most roofing systems air vapor barriers membranes fasteners and various adhesives. Robustness exceptional dimensional stability and rated for extreme hail rockwool stone wool insulation roof boards have meet both the fm severe hail and the ul 2218a standard for impact resistance.

They provide the optimal combination of insulation value fire resistance dimensional stability and acoustic performance. Round up the materials for an under deck drainage system. Wide and 12 ft. Rune bought corrugated fiberglass panels at a home center to use for his under deck roof.

See picture the insulate with roxul and drywall. Continued standard method of fire tests for determining heat release nfpa 276 rate of roofing assemblies with combustible above deck roofing components class 1 fire tests of roof coverings class a can ulc s107 03 fire spread under roof deck assemblies construction c7 c18 can ulc s126 06 c28 c38. Zones 5 6 7 and 8 in that the manufacturers of these materials assume that roof deck may require ventilation to assist drying. Continued fire tests of roof coverings class a can ulc s107 03 fire spread under roof deck assemblies construction c7 c18 can ulc s126 06 c28 c38 standard test methods for fire tests of roof coverings ul 790 astm e108 see ul directory.

The panels he used are 26 in. The product can be used as either a base layer of thermal insulation in an acoustic assembly with toprock dd plus or as the top layer of a hybrid roof assembly with polyisocyanurate or other roof. It has excellent acoustic properties. Care should be taken with these assemblies particularly in cold climate zone locations i e.

If spray foam is used a vent space may still be needed directly under the roof deck.