Roof Breather Felt

Modern composite metal roofs suffer from internal condensation that can eventually compromise the insulation and even possibly the securement. Moist air from the accommodation readily finds its way into the roof space through the ceiling and holes in ill fitting hatches. Roofing felt is a breathable sheet which allows humidity and moisture to escape from beneath it thus maintaining a dry and healthy deck.

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Traditional metal roofs suffer from condensation generally at the level of the felt underlayment or the slip sheet.

Roof breather felt.

Asphalt saturated organic roofing felt can 2 51 32. A breather membrane can act as both a waterproof secondary roof and a slip sheet. Item 169827 model 5003002. Item 656632 model 0903000.

Roof underlayment test compliance astm d 226. Standard specification for asphalt saturated organic felt used in roofing waterproofing csa 123 3. Engineered to breathe for at least 100 years roof decks have been protected by roofing felt placed beneath shingles shakes and other types of roofing. Gaf shingle mate 36 in x 144 ft 400 sq ft felt roof underlayment.

The amount of evaporation that can take place within the roof is considerably reduced by the introduction of the roofing felt. Tyvek supro is the market leading breather membrane helping to protect roofs against wind and water and also improve energy efficiency. Sheathing membrane breather type paper astm d 4869. Standard specification for asphalt saturated organic felt underlayment used in steep slope.

Grace ice water shield 36 in x 75 ft 200 sq ft rubber roof underlayment. For optimum performance use cedar breather with rapid ridge 7 ridge vent. Roofing felt significantly reduces the air movement in the roof space. Cedar breather underlayment from benjamin obdyke benjamin obdyke cedar breather ventilated underlayment cedar breather protects the beauty and life of wood roofing by providing a space for continuous airflow between the solid roof deck and shingles or shakes.

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