Waterway Plastics 662-1900 - Air Control Knob With Scallops White

Waterway Plastics Air Control Knob

Waterway Plastics introduces the 662-1900 Air Control Knob with scallops in white. This 1/2" air-control component provides a precise interface for adjusting spa air flow. It is designed for use with standard spa air control lines and accepts typical knob-style control interfaces. Technicians and serious buyers will appreciate the durable, weather-resistant design and straightforward installation that helps regulate air and water interaction in the system.

Key Features

• Scalloped design offers a comfortable grip during adjustment and a clean aesthetic in the control area.
• 1/2" air-control interface aligns with common spa air lines for quick replacement.
• White finish provides visual compatibility with standard spa equipment and decor.
• Durable construction with UV-resistant materials for outdoor use.
• Compact, serviceable form simplifies replacement in tight installations.

Where This Part Is Used

In a typical pool or spa, this knob sits on the air-control port within spa control assemblies. It appears in air-control assemblies and valve manifolds that regulate aeration for jets. It can be found near jet bodies and along return lines where air is introduced into the water. It also appears in filter housing areas where air-assisted mixing occurs, contributing to consistent aeration and system operation. The design supports long-term operation in outdoor environments.

Why Choose Waterway Plastics

Waterway Plastics has a long-standing reputation for reliable pool and spa components. Engineering consistency across products minimizes replacement issues and speeds service. The materials and construction choices emphasize durability and long-term serviceability in harsh outdoor and chemical environments. Choosing Waterway Plastics means predictable fit and dependable performance across a broad range of spa and pool systems.