The JM APPeX 4.5M Torch CR G APP Cap or Flashing Sheet 39-3/8″ x 32′ 10″ is a bur & mb systems from Johns Manville for exact-match material ordering. Match manufacturer model/MPN 90038728. This variant is sold as RL with SKU JM90038728. APPeX 4.5M CR G is used as a polyester-reinforced cool roof cap or flashing sheet in APP multi-ply roofing systems.

Key Specs

• Brand: Johns Manville
• Model / MPN: 90038728
• SKU: JM90038728
• Sell unit: RL
• Product type: BUR & MB Systems
• Size: 39-3/8″ x 32′ 10″
• Color / finish: 39-3/8″ x 32′ 10″
• Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/BUR & MB Systems

Key Features

• Meets the requirements of ASTM D 6222, Type I, Grade G
• Reflective Roofing Granules: Specifically engineered for high reflectivity, durability and optimal embedment in the APP modified bitumen sheet
• APP (Atactic Polypropylene) Polymer and Asphalt Blend: Provides an extremely durable sheet with excellent weathering characteristics, flexibility and dimensional stability for ease of handling and quick installations
• Polyester Reinforcement Mat: Provides bidirectional glass-scrim reinforcement and offers robust tear strength and puncture resistance, allowing for high wind performance and excellent hail rating. The sheet also exhibits strong dimensional stability and e
• Polyolefin Burn-Off Film: Promotes ease of heat welding

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

JM APPeX 4.5M Torch CR G APP Cap or Flashing Sheet 39-3/8″ x 32′ 10″, sold as RL, SKU JM90038728, manufacturer model/MPN 90038728.

What unit is the price based on?

The price is for the RL sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when Johns Manville, SKU JM90038728, RL sell unit, and MPN 90038728 match the job requirement.