JM DynaLastic 180 SBS Smooth Mineral-Surfaced Cap or Flashing Sheet Black 39-3/8″ x 32′ 10″

The JM DynaLastic 180 SBS Smooth Mineral-Surfaced Cap or Flashing Sheet Black 39-3/8″ x 32′ 10″ is a bur & mb systems for jobs that require Johns Manville model/MPN 90001364 in the EA sell unit. DynaLastic 180 is used as a polyester-reinforced mineral-surfaced cap or flashing sheet in a variety of multi-ply roofing systems

Key Specs

• Brand: Johns Manville
• Model / MPN: 90001364
• SKU: JMDL180S
• Sell unit: EA
• Product type: BUR & MB Systems
• Size / color: 39-3/8″ x 32′ 10″
• Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/BUR & MB Systems
• Coverage / unit: 1 squares (100 sq ft) per roll

Key Features

• Specifically engineered for optimal embedment in the SBS-blend sheet. The ceramic coating promotes excellent long-term adhesion
• High-Quality SBS Rubber and Asphalt Blend: Lends elasticity and flexibility to the sheet. The elongation and recovery properties allow the product to easily accommodate the continual expansion and contraction experienced on all roofs.
• Polyester Reinforcement Mat: Polyester mat with glass scrim reinforcement offers robust tear strength and puncture resistance, allowing for high wind performance and an excellent hail rating. The sheet also exhibits strong dimensional stability and enhanc

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 DynaLastic 180 SBS Smooth Mineral-Surfaced Cap or Flashing Sheet Black 39-3/8″ x 32′ 10″, sold as EA, with SKU JMDL180S and manufacturer model/MPN 90001364.

What model or part number should I match?

Match model/MPN 90001364 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.

Roofing and exterior-envelope work can involve fall hazards, weather exposure, fumes, adhesives, and system-specific installation requirements; follow the manufacturer instructions, OSHA-safe work practices, and local code or use a qualified contractor.

Product Expert Notes

Choose this item when Johns Manville model/MPN 90001364, SKU JMDL180S, and the EA sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.