The United Asphalt #300 Del-Val Silver Seal Fibered Aluminum Coating 5 gal is a liquid applied systems for jobs that require United Asphalt model/MPN 300-5 in the 5G sell unit. Del-Val 300 Silver Seal Fibered Aluminum is a protective metallic shield that extends the life of asphalt and metal roof surfaces.

Key Specs

• Brand: United Asphalt
• Model / MPN: 300-5
• SKU: UNI3005
• Sell unit: 5G
• Product type: Liquid Applied Systems
• Size / color: 5 gal
• Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/Liquid Applied Systems
• Coverage / unit: 5 gal per listed unit

Key Features

• Verify the exact model, size, color, sell unit, and system requirements before ordering.

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 liquid applied systems, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

United Asphalt #300 Del-Val Silver Seal Fibered Aluminum Coating 5 gal, sold as 5G, with SKU UNI3005 and manufacturer model/MPN 300-5.

What model or part number should I match?

Match model/MPN 300-5 and confirm the brand is United Asphalt. 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 United Asphalt model/MPN 300-5, SKU UNI3005, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.