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Description
Threaded polypropylene tank lid featuring an integrated non-return valve for sealed water tank systems.
This 12-inch tank lid threads securely into a compatible lid ring collar, creating a watertight seal. The built-in non-return valve permits air circulation during filling and prevents external contaminants from entering the tank. Lightweight polypropylene construction ensures durability without excess weight.
Key Features
- Integrated non-return valve allows air escape without contamination ingress
- Durable, lightweight polypropylene construction
- Ergonomic handle for quick, tool-free opening and closing
- Secure threaded connection for watertight seal
- Compact 29mm depth
Specifications
- Overall diameter: 350mm
- Thread diameter: 313mm
- Depth: 29mm
- Material: Polypropylene
Applications
- Water storage tank systems
- Above-ground and below-ground tank installations
- Agricultural and industrial water storage
- Potable water containment
- Systems requiring pressurisation or venting control
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