Waterway 711-4030 Pair 2-Inch Spa Heater Gasket for Balboa Gecko SPA Builders

Overview

Meet the Waterway 711-4030 pair, a 2-inch ribbed gasket designed for heater or pump unions in spas and hot tubs. This set is sized to fit standard unions, with an inner diameter of 2 1/8 inches and an outer diameter of 2 15/16 inches, and it works with popular brands such as Balboa, Gecko, and SPA Builders. The pair offers a dependable seal and a practical replacement option when servicing your spa plumbing.

Durable design for reliable seals

• Top-Quality Material: premium construction resists wear and tear in hot spa environments
• Perfect Fit for Balboa, Gecko, SPA Builders: designed to seal correctly with common heater or pump unions
• Maintains Clean Sanitized Water: helps minimize leaks that can impact water quality and spa operation
• Easy to Install: straightforward replacement for DIYers and professionals

Specifications and compatibility

• Pair of 2-inch ribbed gaskets included
• ID = 2 1/8 inches; OD = 2 15/16 inches
• Fits heater or pump unions in compatible spa systems
• Compatible with Balboa, Gecko, and SPA Builders control and plumbing setups

Practical use and maintenance tips

When replacing worn gaskets, ensure the surface is clean and free of debris. Align the new gasket with the union and tighten evenly to form a snug seal. Keeping a spare pair on hand helps reduce downtime during service windows.

Why choose Waterway for spa seals

Waterway is known for durable spa components that stand up to heat, chemicals, and frequent maintenance. This gasket pair offers a reliable option for professionals and DIY enthusiasts seeking consistent performance without overpromising results.