JM Bestile Utility Cement

The JM Bestile Utility Cement is a specialty membrane accessories for jobs that require Johns Manville model/MPN 70000806 in the 5G sell unit. To adhere both vertical and horizontal roof flashing surfaces.

Key Specs

• Brand: Johns Manville
• Model / MPN: 70000806
• SKU: JMBURC5
• Sell unit: 5G
• Product type: Specialty Membrane Accessories
• Size / color: 4.75 gal
• Category: Commercial Roofing | Commercial Roofing/Membrane Accessories | Commercial Roofing/Membrane Accessories/Specialty Membrane Accessories
• Coverage / unit: 4.75 gal per listed unit

Key Features

• One-part, low VOC, asphalt-based trowel-grade mastic
• Maintains bond during varying temperatures and weather conditions, and bonds to dissimilar materials
• Excellent durability, remains flexible over time

Coverage & How Much You Need

This item is listed as 4.75 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 specialty membrane accessories, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

JM Bestile Utility Cement, sold as 5G, with SKU JMBURC5 and manufacturer model/MPN 70000806.

What model or part number should I match?

Match model/MPN 70000806 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 4.75 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 70000806, SKU JMBURC5, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.