Home Home Home

Bituminous Roof Membranes - Asphalt Base Sheets


Multi-Ply Glass

Multi-Ply Glass is a high quality, 33 lb. coated, fiberglass base sheet specifically designed for use in both hot and cold applied, high performance roof assemblies. Multi-Ply Glass utilizes a premium asphalt coating and fiberglass reinforcement to produce a high performance base sheet suitable for use under extreme conditions.

BENEFITS:

  • May be nailed using accepted industry procedures for base sheet application.
  • Contains no asbestos.
  • Exceeds requirements of ASTM D 4601, Type II
  • Classified by Underwriters Laboratories, Inc.® as to an external fire exposure only.
  • Approved by Factory Mutual Research Corporation® per FM Standard 4470.


Multi-Ply Glass CL

Multi-Ply Glass CL is a high performance, asphalt coated tri-laminated polyester/glass/polyester base sheet that utilizes a premium asphalt coating. Multi-Ply Glass CL is a continuous lay product that does not require cutting into short lengths during installation.

BENEFITS:

  • Can be applied using conventional equipment.
  • Compatible with hot and cold asphalt adhesive.
  • Does not require cutting into short lengths before placement into cold adhesive, allowing for a more efficient application.
  • Provides very high tensile – assuring high performance.
  • Exceeds requirements of ASTM D 4601, Type II.
  • Classified by Underwriters Laboratories, Inc.® as to an external fire exposure only.
  • Approved by Factory Mutual Research Corporation® per FM Standard 4470.


Performance Ply

Performance Ply® is a uniquely designed polymer modified, fully coated polyester reinforced roof membrane. Performance Ply® provides excellent elongation and tensile properties, as well as superior characteristics when subjected to stresses. Performance Ply® also offers superior tear and puncture resistance.

BENEFITS:

  • May be applied either by hot or cold adhesive.
  • Rubber modified coating for superior long-term performance.
  • Excellent tensile and elongation properties.
  • Classified by Underwriters Laboratories, Inc.® as to an external fire exposure only.
  • Approved by Factory Mutual Research Corporation® per FM Standard 4470.


Pika Ply HI-TEC 60

Pika Ply HI-TEC 60 is a uniquely designed high strength sheet employing a premium polymer modified asphalt coating compound and a high performance fiberglass/polyester combination reinforcement. Because of the high tensile strength and fully coated design, Pika Ply HI-TEC 60 can be used in a number of roof applications. Its high tear resistance makes it an excellent choice for use as a base sheet. Pika Ply HI-TEC 60 can be used in both hot and cold applied roof constructions.

BENEFITS:

  • May be used with cold adhesive or hot-applied asphalt.
  • Superior strength characteristics – Independent test laboratory validated.
  • Contains no asbestos.
  • Exceeds requirements of ASTM D 4601, Type II (standard specification for asphalt-coated glass fiber base sheet used in roofing).
  • Exceptional flexibility and elongation properties.
  • Classified by Underwriters Laboratories, Inc.® as to an external fire exposure only.
  • Approved by Factory Mutual Research Corporation® per FM Standard 4470.


SR Glass Base Felt

SR Glass Base Felt is a high quality, 28 lb coated, fiberglass base sheet designed for use to construct both hot and cold-applied, high performance roof assemblies. SR Glass Base Felt utilizes an asphalt coating in combination with premium grade fiberglass reinforcements to produce a base sheet suitable for use under extreme conditions.

BENEFITS:

  • Utilizes a roofing-dedicated asphalt to ensure premium roof system performance and durability.
  • May be nailed using accepted industry procedures for base sheet application.
  • Contains no asbestos.
  • Exceeds requirements of ASTM D 4601, Type II.


SR Superior Ply Ultra

SR Superior Ply Ultra is a high performance, asphalt coated tri-laminated polyester/glass/polyester base sheet. SR Superior Ply Ultra is a continuous lay product that does not require cutting into short lengths during installation.

BENEFITS:

  • Can be applied using conventional equipment.
  • Compatible with hot and cold asphalt adhesive.
  • Exceeds requirements of ASTM D 4601, Type II.