JM GLASKAP Mineral Surfaced Cap Sheet White
Regular price $38.75The JM GLASKAP Mineral Surfaced Cap Sheet White is a bur & mb systems for jobs that require Johns Manville model/MPN 90001266 in the EA sell unit. GlasKap is used as a cap sheet in a variety of built-up roofing systems
Key Specs
- Brand: Johns Manville
- Model / MPN: 90001266
- SKU: JMGK
- Sell unit: EA
- Product type: BUR & MB Systems
- Size / color: 36" x 36'
- Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/BUR & MB Systems
- Coverage / unit: 1 squares (100 sq ft) per roll
Key Features
- Asphalt coated, fiber glass reinforcement mat - low moisture, excellent dimensional stability and resistance to rot make it an ideal replacement for organic cap sheets
- Ceramic-Coated Granules: Provide protection to the underlying bitumen and membrane, and have a low maintenance cost compared to roofs that use coatings
- Compatible with JM Hot and Cold Applied Multi-Ply Systems
Coverage & How Much You Need
This item is listed as 1 squares (100 sq ft) per roll. Use the project takeoff, manufacturer installation instructions, and expected waste/overlap to confirm the order quantity.
Compatibility / Fitment
Use this item only when the brand, model/MPN, size/color, sell unit, and system type match the project specification. Do not substitute it for a different bur & mb systems, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.
FAQs
What exactly am I ordering?
JM GLASKAP Mineral Surfaced Cap Sheet White, sold as EA, with SKU JMGK and manufacturer model/MPN 90001266.
What model or part number should I match?
Match model/MPN 90001266 and confirm the brand is Johns Manville. If the job spec lists a different model, size, color, or system family, hold for review.
What unit is the price based on?
This listing is built around the EA sell unit. Confirm the unit before comparing price, quantity, or coverage.
How do I estimate quantity?
Use 1 squares (100 sq ft) per roll, then add waste or overlap per the manufacturer instructions and the project design.
What should be checked before purchase?
Confirm the model/MPN, sell unit, size/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.
Verify the manufacturer instructions, local code, and project specification before installation or substitution.
Product Expert Notes
Choose this item when Johns Manville model/MPN 90001266, SKU JMGK, and the EA sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.
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