Description
Overview
The Watts HY-400-PVB is a vacuum breaker engineered to protect potable water supplies and hydronic systems from backflow contamination. By admitting air into the line when pressure drops, it prevents back-siphonage and ensures system integrity in residential and light commercial applications.
Key Features
- Prevents back-siphonage and backflow contamination in water and hydronic systems
- Vacuum breaker design admits air to break siphon conditions automatically
- Compact, durable construction for long-lasting, low-maintenance performance
- Designed for easy installation in hydronic heating and plumbing piping systems
- Manufactured by Watts, a trusted leader in flow control and water quality products
Applications
- Hydronic heating systems
- Plumbing supply lines requiring backflow protection
- Residential and light commercial installations
Why Choose Watts?
Watts has been a global leader in products and solutions for the control, conservation, and quality of water for over a century. The HY-400-PVB reflects Watts’ commitment to reliability, code compliance, and ease of installation — making it a go-to choice for HVAC and plumbing professionals.
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