The JM TPO WB Membrane Adhesive 5 gal is a membrane adhesive for jobs that require Johns Manville model/MPN 70004300 in the 5G sell unit. For adhering JM TPO membranes to approved substrates.

Key Specs

• Brand: Johns Manville
• Model / MPN: 70004300
• SKU: JMTMAWB5
• Sell unit: 5G
• Product type: Membrane Adhesive
• Size / color: 5 gal
• Category: Commercial Roofing | Commercial Roofing/Adhesives | Commercial Roofing/Adhesives/Membrane Adhesive
• Coverage / unit: 5 gal per listed unit

Key Features

• One-part, water based membrane adhesive
• Compatible with approved insulations and cover boards, and concrete deck
• Bright blue when wet and adhering one-sided horizontal application, and dark green when ready to adhere for two-sided vertical application

Coverage & How Much You Need

This item is listed as 5 gal per listed unit. 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 membrane adhesive, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

JM TPO WB Membrane Adhesive 5 gal, sold as 5G, with SKU JMTMAWB5 and manufacturer model/MPN 70004300.

What model or part number should I match?

Match model/MPN 70004300 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 5G sell unit. Confirm the unit before comparing price, quantity, or coverage.

How do I estimate quantity?

Use 5 gal per listed unit, 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 70004300, SKU JMTMAWB5, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.