The GAF Premium Acrylic HydroStop Base Coat 5 gal Summer Grade is a liquid applied systems for jobs that require GAF model/MPN 890024000CQ in the 5G sell unit. A water-based acrylic base coat.

Key Specs

• Brand: GAF
• Model / MPN: 890024000CQ
• SKU: GAF890024000
• Sell unit: 5G
• Product type: Liquid Applied Systems
• Size / color: 5 gal Summer Grade
• Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/Liquid Applied Systems
• Coverage / unit: 5 gal per listed unit

Key Features

• Provides advanced water proofing and protection against extreme weather events such as hail, high winds and rain
• For use on metal, structural concrete, PVC, ISO, TPO, smooth & granulated asphaltic, hypalon, EPDM, and gypsum roofs
• Suitable for flashing details of all types

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 Premium Acrylic HydroStop Base Coat 5 gal Summer Grade, sold as 5G, with SKU GAF890024000 and manufacturer model/MPN 890024000CQ.

What model or part number should I match?

Match model/MPN 890024000CQ 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.

Verify the manufacturer instructions, local code, and project specification before installation or substitution.

Product Expert Notes

Choose this item when GAF model/MPN 890024000CQ, SKU GAF890024000, and the 5G sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.