2.8 Oz. Silicone Caulk, Clear

00753 DAP 100% Silicone Rubber Sealant – Clear, 2.8 oz

DAP 00753 100% Silicone Rubber Sealant is a professional-grade, moisture-curing sealant designed for use in general construction, HVAC, plumbing, and glazing applications. It provides a durable, watertight seal on a wide range of common building materials. The formulation offers superior flexibility, weather resistance, and long-term adhesion, making it suitable for both interior and exterior sealing tasks where paintability is not required.

Technical Specifications

• Manufacturer: DAP Products Inc.
• Model Number: 00753
• Product Type: 100% Silicone Rubber Sealant
• Color: Clear
• Container Size: 2.8 oz (Tube)
• Chemical Base: Acetoxy-Cure Silicone Rubber
• Cure Mechanism: Moisture Cure (Room Temperature Vulcanizing – RTV)
• Skin Time: 10–20 minutes at 75°F (24°C), 50% RH
• Full Cure Time: 24 hours (1/8" bead, dependent on humidity and temperature)
• Service Temperature Range: -40°F to 400°F (-40°C to 204°C)
• Hardness: Shore A 25 (ASTM D2240)
• Movement Capability: ±25% Joint Expansion/Contraction
• Adhesion: Bonds to glass, ceramic tile, metal, porcelain, fiberglass, plastic, and most non-porous substrates
• Paintability: Non-paintable
• Water Resistance: Waterproof once cured
• Flexibility: Remains permanently flexible after cure
• Applications: HVAC duct sealing, bath and kitchen fixtures, windows, door frames, and general weatherproofing
• Interior/Exterior Use: Approved for both
• Compliance: Meets Federal Specification TT-S-00230C, TT-S-001543A, and ASTM C920 Type S, Grade NS, Class 25

Professional Notes

DAP 00753 Silicone Rubber Sealant is intended for use by contractors, maintenance professionals, and technicians performing sealing and waterproofing tasks in environments requiring chemical and thermal resistance. The acetoxy-cure formulation ensures rapid tack-free time and strong adhesion to non-porous materials. The sealant is ideal for high-moisture or temperature-variable conditions, providing a long-lasting flexible joint. Proper surface cleaning and joint preparation are essential for optimal performance, and painting over the cured sealant is not recommended.

Summary

The DAP 00753 100% Silicone Rubber Sealant is a 2.8 oz clear, moisture-curing, acetoxy-based compound providing a durable, waterproof, and flexible seal. Designed for professional use on non-porous materials, it meets federal performance specifications and is suitable for interior and exterior construction, plumbing, and HVAC applications.