Pre-Insulated Foam DEF System for Below Ground Applications
This below ground DEF piping consist of a HDPE carrier pipe insulated encased in a 300˚F polyisocyanurate foam that has a 25/50 Flame/Smoke rating. This makes this piping system suitable for indoor & outdoor service. The durable HDPE jacket is seamless and watertight. Systems are supplied in random 20’ lengths and can be supported from the outside with maximum supports spans. It also can have an optional 1” tube for heat trace capabilities.