1 Workmanship Asphalt roofing felt, also known as Asphalt Saturated Organic Felt, is produced with a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt. This product is strong, flexible and impervious to water penetration, but it allows water vapor to pass through at a restricted rate. It is mainly used...

1 Workmanship Asphalt roofing felt, also known as Asphalt Saturated Organic Felt, is produced with a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt. This product is strong, flexible and impervious to water penetration, but it allows water vapor to pass through at a restricted rate. It is mainly used...

1 Workmanship Asphalt roofing felt, also known as Asphalt Saturated Organic Felt, is produced with a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt. This product is strong, flexible and impervious to water penetration, but it allows water vapor to pass through at a restricted rate. It is mainly used...

1 Workmanship Asphalt roofing felt, also known as Asphalt Saturated Organic Felt, is produced with a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt. This product is strong, flexible and impervious to water penetration, but it allows water vapor to pass through at a restricted rate. It is mainly used...

1 Workmanship Asphalt roofing felt, also known as Asphalt Saturated Organic Felt, is produced with a specially formulated organic sheet, which has been fully saturated with waterproofing asphalt. This product is strong, flexible and impervious to water penetration, but it allows water vapor to pass through at a restricted rate. It is mainly used...

1 Workmanship Jian Da SBS modified asphalt membrane uses polyester freinforcement or fiberglass reforcement as the original source, with SBS compound as the modifier, and covers the insulation materials as, sands, gravels pieces, which also has good quality and function in coterie. 2  Scope of Application A Basement and roofing of key...

1 Workmanship Jian Da SBS modified asphalt membrane uses polyester freinforcement or fiberglass reforcement as the original source, with SBS compound as the modifier, and covers the insulation materials as, sands, gravels pieces, which also has good quality and function in coterie. 2  Scope of Application A Basement and roofing of key...

1 Workmanship Jian Da SBS modified asphalt membrane uses polyester freinforcement or fiberglass reforcement as the original source, with SBS compound as the modifier, and covers the insulation materials as, sands, gravels pieces, which also has good quality and function in coterie. 2  Scope of Application A Basement and roofing of key...

1 Workmanship Jian Da SBS modified asphalt membrane uses polyester freinforcement or fiberglass reforcement as the original source, with SBS compound as the modifier, and covers the insulation materials as, sands, gravels pieces, which also has good quality and function in coterie. 2  Scope of Application A Basement and roofing of key...