The Anderson O45 Standard Open Winter Plug is designed for 1-1/2-inch pipes. It features a combination 1/8-inch pipe thread and 3/8-inch hose barb plug top, with an additional 1/4-inch hole through the center of the plug stem. This air hole allows for pressure testing to ensure proper installation and operation of the winterizing system.

• Test Plug with Air Hole
• 1.5-inch Diameter
• 1/8-inch pipe thread plug top
• 3/8-inch hose barb plug top

Fitment guidelines:
For use with 1-1/2-inch pipes.

Additional Information:
Alternate part numbers - ANDO45, AND-56-4530