HYMAX HLD INSTALLATION
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- Опубликовано: 6 авг 2018
- REMOVING 36” HORIZONTAL DOUBLE DISC GATE VALVE
INSTALLED AROUND 1946 ON STEEL WATER MAIN.
New valve weighs more than 8000 Lbs.
Produced with the assistance of Massachusetts Water Resource Authority 
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How long can you use that size pipe before it gets worn out?