JM ENRGY 3 ISO Tapered 25 psi (AA) 0.5″ to 1″, 4′ x 4′

The JM ENRGY 3 ISO Tapered 25 psi (AA) 0.5″ to 1″, 4′ x 4′ is a tapered iso for jobs that require Johns Manville model/MPN 90001124 in the PC sell unit. ENRGY 3 CGF is a closed-cell polyisocyanurate foam core with an inorganic-coated glass facer on each side.

Key Specs

• Brand: Johns Manville
• Model / MPN: 90001124
• SKU: JM90001124
• Sell unit: PC
• Product type: Tapered ISO
• Size / color: (AA) 0.5″ to 1″, 4′ x 4′
• Category: Commercial Roofing | Commercial Roofing/Commercial Insulation | Commercial Roofing/Commercial Insulation/Tapered ISO

Key Features

• Meets the following requirements: CAN/ULC S704, Type 3, Class 3 (170 kPa), ASTM C 1289, Type II, Class 2, Grade 3
• Inorganic Coated Glass Facers: (With no cellulose) Provide improved resistance to mold growth, as well as a smooth surface that performs well with self-adhering systems, and efficient adhesive application in fully adhered single ply systems
• Closed Cell Polyisocyanurate Foam Core: Provides high R-value per inch in built-up, modified bitumen, metal roof and single ply roof systems, and utilizes an environmentally compliant blowing agent that provides high thermal insulation performance
• Fire Resistance: Achieves UL Class A approval directly over a combustible wood deck up to 1/2:12″ slope

Coverage & How Much You Need

Coverage or yield is not specified in the available product details. Use the manufacturer installation instructions and project takeoff before converting the job size into 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 tapered iso, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

JM ENRGY 3 ISO Tapered 25 psi (AA) 0.5″ to 1″, 4′ x 4′, sold as PC, with SKU JM90001124 and manufacturer model/MPN 90001124.

What model or part number should I match?

Match model/MPN 90001124 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 PC sell unit. Confirm the unit before comparing price, quantity, or coverage.

How do I estimate quantity?

Coverage or yield is not specified in the available product details. Use the project takeoff and manufacturer instructions before estimating quantity.

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 90001124, SKU JM90001124, and the PC sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.