Air Injector Cap for Waterway 1.75 Inch Systems

Waterway Plastics Air Injector Cap

Waterway Plastics introduces the 672-2137 Air Injector Cap for 1.75 inch lines. This low profile gray cap is designed for superior airflow, efficient water circulation, and long-lasting durability. It helps ensure proper air injection and supports smooth operation of pool and spa systems. Built for professional use in outdoor environments, this cap integrates with Waterway-based equipment and withstands harsh conditions.

Key Features

• Durable construction for long-term service in outdoor pool and spa environments.
• Low profile design minimizes intrusion on equipment layouts while maintaining accessibility.
• Efficient air injection support enhances airflow and supports filtration within the system.
• Corrosion-resistant gray finish withstands outdoor exposure and chemical cleaners common in pools.
• Installation is straightforward for 1.75 inch line configurations. Part number 672-2137 helps identify the exact cap during ordering.

Where This Part Is Used

The Air Injector Cap is typically located in inline air injection points on 1.75 inch lines within pool or spa equipment. You'll commonly find it in skimmer assemblies, jet bodies, and near pump wet ends. Return lines and filter housings in Waterway-based systems also use this cap to manage airflow. It supports system operation by enabling controlled air injection that complements circulation and filtration. As a replaceable component, it helps technicians maintain consistent performance during service intervals.

Why Choose Waterway Plastics

Waterway Plastics has a long-standing reputation for dependable pool and spa components. Engineering consistency across Waterway parts means predictable fit and function in installed systems. The durable design supports long-term serviceability, even with routine maintenance and outdoor exposure. Choosing Waterway Plastics helps technicians source replacement parts that align with existing equipment and field-installed configurations.