Description
The Spirax-Sarco 13WS Air Eliminator (SKU 69844) is a dependable solution for removing entrained and free air from hydronic heating and steam piping systems. Trapped air is one of the leading causes of reduced heat transfer, noisy pipes, and circulator pump cavitation — the 13WS addresses all of these issues by continuously venting air automatically as it accumulates.
Product Overview
Designed for commercial and industrial hydronic and steam applications, the Spirax-Sarco 13WS features a 1″ NPT connection for straightforward installation into existing piping. Its 150# pressure rating ensures compatibility with a wide range of system operating conditions. Spirax-Sarco is a globally recognized leader in steam and fluid control technology, and the 13WS reflects their commitment to reliable, long-service-life components.
Key Features
- 1″ NPT connection for easy inline installation
- 150# pressure rating suitable for commercial and industrial systems
- Automatic air venting to prevent air lock and maintain system efficiency
- Reduces pipe noise caused by trapped air pockets
- Helps protect circulator pumps from cavitation damage
- Durable construction from a globally trusted steam and fluid control manufacturer
Specifications
- SKU: 69844
- Model: 13WS
- Brand: Spirax-Sarco
- Connection Size: 1″ NPT
- Pressure Rating: 150#
- Application: Hydronic heating and steam piping systems
Application
The 13WS Air Eliminator is ideal for installation at high points in hydronic heating loops, near boilers, or at any location in a steam or hot water system where air accumulation is likely. By keeping the system free of air, it ensures consistent heat distribution, quieter operation, and extended equipment life.
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