GAF TPO WB181 Bonding Adhesive Milky White 5 gal

The GAF TPO WB181 Bonding Adhesive Milky White 5 gal is a membrane adhesive for jobs that require GAF model/MPN 7785000WP in the 5G sell unit. EverGuard WB181 bonding adhesive is a water-based acrylic emulsion copolymer-based adhesive useful for bonding both TPO smooth and fleece-back and PVC fleece-back roofing membranes to various substrates

Key Specs

• Brand: GAF
• Model / MPN: 7785000WP
• SKU: GAFEGTBWB1815
• 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

• Suitable for roofing and flashing membranes, including fleece-back membranes
• Compatible with polyiso and fiber board, insulations, and fiberglass-faced gypsum panels
• Compatible with concrete, masonry, metal, and wood flashing substrates

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?

GAF TPO WB181 Bonding Adhesive Milky White 5 gal, sold as 5G, with SKU GAFEGTBWB1815 and manufacturer model/MPN 7785000WP.

What model or part number should I match?

Match model/MPN 7785000WP and confirm the brand is GAF. 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 GAF model/MPN 7785000WP, SKU GAFEGTBWB1815, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.