Technical Products | #9BT | Winter Test Plug with Blow Thru Valve
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This #9BT Winter Test Plug is designed to seal compatible pool and spa plumbing lines during winterization, pressure testing, and maintenance. It features an expandable rubber plug with an integrated blow-thru valve, allowing compressed air to be introduced into the plumbing line without removing the plug, making pool closing faster and more efficient.
Ideal for professional pool service technicians and homeowners, this reusable expansion plug helps protect plumbing from freeze damage while simplifying line blowout and leak testing.
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Key Features
ā¢ Winter test plug with integrated blow-thru valve
ā¢ Expandable rubber body for a secure seal
ā¢ Allows air line blowout without removing the plug
ā¢ Suitable for winterization and pressure testing
ā¢ Reusable design for seasonal maintenance
ā¢ Ideal for residential and commercial pool systems
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Product Overview
The Technical Products #9BT Winter Test Plug is engineered to temporarily seal compatible pool and spa plumbing lines while providing a convenient blow-thru valve for introducing compressed air during winterization. The expandable rubber body creates a dependable watertight seal, while the built-in valve streamlines plumbing line evacuation, pressure testing, and leak detection.
Commonly used by pool service professionals, this plug is ideal for winter pool closings, plumbing isolation, and maintenance. Verify the pipe or fitting size before installation to ensure the correct fit and reliable sealing performance.