GAF Acrylex 400 Multi-Surface Acrylic Primer, White, 1 Gallon CanAcrylex 400 Multi Surface Acrylic Primer, 1 Gal Single component, water based acrylic latex primer engineered for exterior use across metal, masonry, and wood. Delivers blister and stain resistance with permanent flexibility, fast dry, and compatibility with a wide range of finish coats. Key Features: Multi Surface Versatility: Formulated for metal, concrete masonry, and wood substrates for broad jobsite use Durable Protection: Resists blisters and

Acrylex 400 Multi-Surface Acrylic Primer, 1 Gal

Single-component, water-based acrylic latex primer engineered for exterior use across metal, masonry, and wood. Delivers blister and stain resistance with permanent flexibility, fast dry, and compatibility with a wide range of finish coats.

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Key Features:

• Multi-Surface Versatility: Formulated for metal, concrete/masonry, and wood substrates for broad jobsite use
• Durable Protection: Resists blisters and stains with excellent non-lifting characteristics
• Corrosion & Alkali Resistance: Helps protect metal from corrosion and performs well on alkaline concrete/masonry
• Tannin-Blocking on Wood: Reduces tannin bleed-through for cleaner topcoats
• Low-VOC Compliance: Water-based formula conforms to most local, state, and federal VOC requirements

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Specifications Table:

Specification	Details
Color	White
Packaging	1 Gallon Can
Component	Single-component
Base	Water-based acrylic latex; medium viscosity
Use Cases	Metal, concrete/masonry, and wood surfaces
Key Properties	Blister and stain resistant; permanently flexible; highly durable; fast-dry; weather-resistant; extended open time; excellent non-lifting
Performance	Corrosion resistance on metal; alkali resistance on concrete/masonry; tannin-blocking on wood
Applicable Standards/Approvals	Florida Building Code Approved; Miami-Dade County Approved; ASTM D2369; ASTM D2697; ASTM 1475; ASTM D1640; OSHA/NIOSH
Topcoat Compatibility	Can be coated with a wide variety of finish coats
Item Weight	10 lb
Style/Category	Adhesives, Caulks & Sealants
Manufacturer Number	890113920
Product Number	GAFAP4001

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Frequently Asked Questions (FAQ):

Q: What surfaces can this primer be used on?
A: It’s designed for metal, concrete/masonry, and wood surfaces.

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Q: Is it water-based and low VOC?
A: Yes, it’s a water-based acrylic latex primer that conforms to most local, state, and federal VOC requirements.

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Q: How quickly does it dry?
A: It features fast-dry characteristics suitable for shop and field priming; check the product data sheet for exact dry times based on conditions.

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Q: Can it be top-coated with different paints?
A: Yes, it can be coated with a wide variety of finish coats due to its application versatility.

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Q: Does it help prevent stains on wood?
A: Yes, it provides tannin-blocking ability to resist bleed-through on wood.

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A polished foundation for every surface

Acrylex 400 lays down a clean, uniform canvas that elevates the finish of any project. I love its confident versatility—metal, masonry, or wood—each surface takes on a refined quietude, ready for color to sing. Pair it with matte finishes for architectural calm or a high-gloss lacquer for gallery-worthy sheen. It’s the discreet essential that ensures a luxurious, lasting result.

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Prime with confidence—choose Acrylex 400 to prepare metal, masonry, and wood for a flawless, long-lasting finish.