1-1/2" Pressure Relief Pneumatic Test Plug with Chain
- Compact design allows easy access, even in a cleanout tee
- Pressure relief has no moving parts to fail or malfunction
- Rubber body is molded as one-piece with no seams or bonded parts
- Pressure exhausts out of the top of the plug not into test area
- Multiple sealing ribs in the center portion of the plug for positive sealing