Temperature extremes are no match for HM270 — an acetoxy silicone that withstands harsh conditions from -76°F to 350°F without missing a beat.
Designed for use on non-porous materials, its application possibilities include a variety of tough challenges: ceiling skylights, solar panels, duct work, aluminum siding, recreational vehicles and more. With 25% joint movement, it’s also permanently flexible.
- Water resistant
- Weatherproof
- Flexible
- Easy Extrusion in any weather
- Available in black, white and clear
- HM270 should not be painted.
Documents & Downloads
HM270 – Technical Data Sheet
HM270 Clear – Safety Data Sheet
HM270 White – Safety Data Sheet
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