WALL PENETRATION SEALS

Metraseal
METRASEAL
For a fast, permanent seal
Eccentric Seal OFF CENTER SEAL
The seal for holes that aren't quite perfect...

High/Low Temp
HIGH/LOW TEMPERATURE, LOW DUROMETER SEAL
High and low temperature silicone MetraSeal pipe penetration seals withstand extreme temperatures. Rated at 40° to 400° F.