The GAF United Coatings Elastuff 103 Part A White 5 gal is a liquid applied systems for jobs that require GAF model/MPN 890194920 in the 5G sell unit. The Elastuff 101 & Elastuff 103 System is designed for protecting a wide range of substrates from the effects of weathering and moisture intrusion.

Key Specs

• Brand: GAF
• Model / MPN: 890194920
• SKU: GAFE103AWH48
• 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

• Resistance to Accelerated Weathering
• Resistance to Freeze-Thaw: Elastuff 101 & Elastuff 103
• Resistance to Salt Spray

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?

GAF United Coatings Elastuff 103 Part A White 5 gal, sold as 5G, with SKU GAFE103AWH48 and manufacturer model/MPN 890194920.

What model or part number should I match?

Match model/MPN 890194920 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 890194920, SKU GAFE103AWH48, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.