Waterway Air Injector – 3/8" Barb Spa Jet Fitting

Improve air flow to your spa jets with the Waterway 3/8" Barb Air Injector, designed for efficient mixing of air and water in your spa or hot tub system. This compact fitting draws in air and delivers it directly into your jet lines, enhancing bubble action and massage performance.

Ideal for new installations or replacing worn injectors, the 3/8" barb ensures a secure connection to standard flexible air tubing. Built from durable, chemical-resistant materials, it delivers long-lasting performance even in high-moisture, high-temperature spa environments.

Features:
✔️ Genuine Waterway air injector for spas and hot tubs
✔️ 3/8" barb connection for standard air tubing
✔️ Boosts jet performance with increased air flow
✔️ Durable and resistant to spa chemicals and heat
✔️ Compact design for easy installation
✔️ Ideal for air line upgrades or repairs

Maximize your spa’s air delivery system with the Waterway 3/8" Barb Air Injector—available now at Splash Pool & Spa, Peterborough’s trusted source for spa fittings, parts, and expert support.