
GAF Premium Acrylic HydroStop Base Coat, White — 5 Gallon Pail
Premium Acrylic HydroStop Base Coat, 5 Gal
High-solids elastomeric acrylic base coat designed to enhance adhesion for HydroStop TopCoat in roof coating systems. Easy to apply by spray, brush, or roller for professional-grade results.
Key Features:
- Enhanced Adhesion: Engineered as a basecoat to improve bond with GAF Premium Acrylic HydroStop TopCoat
- Easy Application: Suitable for conventional or airless spray equipment, plus brush or roller
- Professional Grade: High-solids elastomeric acrylic formulation for durable performance
- Certified Performance: Meets ANSI/UL 790 Class A; FM 4470 Approved; passes FM Severe Hail; Miami-Dade NOA 20-0130.07
- Convenient Packaging: 5-gallon pail in White for larger projects
Specifications Table:
| Specification | Details |
|---|---|
| Product Name | Premium Acrylic HydroStop Base Coat |
| Brand | GAF |
| Color | White |
| Package Size | 5 Gallon Pail |
| Unit of Measure | 5GL (GAL) |
| Formulation | High-solids elastomeric acrylic coating |
| Intended Use | Basecoat in HydroStop system to improve adhesion of HydroStop TopCoat |
| Application Methods | Conventional or airless spray equipment, brush, or roller |
| Certifications/Approvals | ANSI/UL 790 Class A; FM 4470 Approved; Passes FM Severe Hail; Miami-Dade County NOA 20-0130.07 |
| Item Weight | 60 lb |
| Manufacturer Number | 890291920 |
| Product Number | GAFPHSBC5 |
Frequently Asked Questions (FAQ):
Q: What is the primary purpose of this base coat?
A: It serves as the base layer in a HydroStop system to improve adhesion of the HydroStop TopCoat.
Q: How can it be applied?
A: Use conventional or airless spray equipment, or apply with a brush or roller.
Q: What color and size is this SKU?
A: White color, packaged in a 5-gallon pail.
Q: What certifications does it carry?
A: ANSI/UL 790 Class A, FM 4470 Approved, passes FM Severe Hail, and Miami-Dade NOA 20-0130.07.
Q: What type of formulation is it?
A: A high-solids elastomeric acrylic coating.
A sleek, seamless foundation for resilient rooftops
Like a tailored underlayer, this base coat creates a refined foundation that elevates the entire roof assembly. Its high-solids acrylic sheen whispers durability while setting the stage for a flawless HydroStop topcoat. Pair it with crisp, light finishes to reflect sun and sharpen architectural lines. It’s the quiet essential that ensures a polished, long-lasting, luxury roofscape.
Choose this professional-grade base coat to anchor your HydroStop system with reliable adhesion and certified performance.
Original: $287.14
-70%$287.14
$86.14Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Premium Acrylic HydroStop Base Coat, 5 Gal
High-solids elastomeric acrylic base coat designed to enhance adhesion for HydroStop TopCoat in roof coating systems. Easy to apply by spray, brush, or roller for professional-grade results.
Key Features:
- Enhanced Adhesion: Engineered as a basecoat to improve bond with GAF Premium Acrylic HydroStop TopCoat
- Easy Application: Suitable for conventional or airless spray equipment, plus brush or roller
- Professional Grade: High-solids elastomeric acrylic formulation for durable performance
- Certified Performance: Meets ANSI/UL 790 Class A; FM 4470 Approved; passes FM Severe Hail; Miami-Dade NOA 20-0130.07
- Convenient Packaging: 5-gallon pail in White for larger projects
Specifications Table:
| Specification | Details |
|---|---|
| Product Name | Premium Acrylic HydroStop Base Coat |
| Brand | GAF |
| Color | White |
| Package Size | 5 Gallon Pail |
| Unit of Measure | 5GL (GAL) |
| Formulation | High-solids elastomeric acrylic coating |
| Intended Use | Basecoat in HydroStop system to improve adhesion of HydroStop TopCoat |
| Application Methods | Conventional or airless spray equipment, brush, or roller |
| Certifications/Approvals | ANSI/UL 790 Class A; FM 4470 Approved; Passes FM Severe Hail; Miami-Dade County NOA 20-0130.07 |
| Item Weight | 60 lb |
| Manufacturer Number | 890291920 |
| Product Number | GAFPHSBC5 |
Frequently Asked Questions (FAQ):
Q: What is the primary purpose of this base coat?
A: It serves as the base layer in a HydroStop system to improve adhesion of the HydroStop TopCoat.
Q: How can it be applied?
A: Use conventional or airless spray equipment, or apply with a brush or roller.
Q: What color and size is this SKU?
A: White color, packaged in a 5-gallon pail.
Q: What certifications does it carry?
A: ANSI/UL 790 Class A, FM 4470 Approved, passes FM Severe Hail, and Miami-Dade NOA 20-0130.07.
Q: What type of formulation is it?
A: A high-solids elastomeric acrylic coating.
A sleek, seamless foundation for resilient rooftops
Like a tailored underlayer, this base coat creates a refined foundation that elevates the entire roof assembly. Its high-solids acrylic sheen whispers durability while setting the stage for a flawless HydroStop topcoat. Pair it with crisp, light finishes to reflect sun and sharpen architectural lines. It’s the quiet essential that ensures a polished, long-lasting, luxury roofscape.
Choose this professional-grade base coat to anchor your HydroStop system with reliable adhesion and certified performance.






















