Osi hm270, 10 oz, clear, construction silicone sealant, 1 part rtv silicone, superior elasticity & long life durability, for glazing & sealing, permanent watertight & weatherproof bond to glass, ceramics, aluminum, primed steel & some plastics, withstands -60 degrees to 400 degrees & ultraviolet light, excellent adhesion to most nonporous building materials without a primer, medium modulus.
- For Non-Porous Materials
- Water-Resistant & Weather-Proof
- Permanently Flexible, +/- 25% Joint Movement
- Easy Extrusion in Any Weather








