These corrosion-proof CPVC Blast Dampers are for the construction of exhaust ventilation systems. NOTES: Fittings are triple bead welded. Pictures are to represent style of fittings only; actual color is light gray.
- Type VI, Grade 1 CPVC, Cell Class 23447 as described in ASTM D-1784
- Dampers are furnished with a three position locking pin (open, half open & closed)
- All sizes have a 3/16" thick gate
- Temperature range: 33°F to 200°F