Precast concrete panel and many other construction weatherseal joints
وصف
What is DOWSIL 790 Silicone Building Sealant? A one-part, ultra-low-modulus, neutral-curing silicone elastomeric sealant for use in high-movement weathersealing applications. It has excellent primerless adhesion to concrete and most porous substrates and is available in a wide variety of colors. 790 Gray 20 ounce sausage 2-Pack