Check the listing for details. Chalky Wall Sealer and Clear Acrylic Primer. Color: Clear, Condition: New. Listed at 24.15 USD. Chalky Wall Sealer and Clear Acrylic Primer Chalky Wall Sealer High-Performance Professional Primer and Penetrating Sealer Chalky Wall Sealer is designed for application on both painted and unpainted surfaces. It is a restorer that provides a tough, durable finish on wood and masonry surfaces. Apply to chalky surfaces to aid in adhesion for latex top coats. It penetrates and bonds residual chalk to prepare for repainting. Available in a 1 gallon ready-to-use and money saving concentrate 1 quart makes 1 gallon and 1 quart makes 5 gallons after mixing with water. Where is Chalky Wall Sealer used? Construction & Remodel Projects: Architectural surfaces requiring a clear primer or sealer Homeowner projects: Exterior brick|stucco walls, decks, patios, porches, walkways, fences Why Chalky Wall Sealer and Primer? Flexible and breathable Helps prevent efflorescence Protects wood from swelling, shrinking, or grain raising Seals and binds chalked surfaces; improves adhesion of topcoat May be used on previously painted and properly prepared surfaces Apply to concrete & stucco as curing agent to promote hardening 100% Eco-friendly: with low voc UV protectant TECHNICAL INFORMATION Color Clear Sheen/Gloss Level Flat sheen Dry To Re-Coat 1 hour #Coats Recommended 1 (2 coats if especially porous) Back in-service time 2 hours walk on Application method Low pressure hand pump or airless sprayer Where Can it be Used All Interior|Exterior and Vertical|Horizontal painted and unpainted surfaces Apply to New Concrete 48 hours Low Application Temperature 40F|4.4C Surface & Air Base Water VOC Content