Description
Watts RA-1-SW 3/4″ Steam Radiator Supply Valve — SKU 0067606
The Watts RA-1-SW is a straight-pattern steam radiator supply valve engineered for dependable performance in one-pipe steam heating systems. Designed to control the flow of steam into cast iron radiators, this 3/4″ valve is a trusted solution for residential and light commercial hydronic heating applications where reliable shutoff and long service life are essential.
Product Overview
Steam radiator supply valves play a critical role in one-pipe steam systems by allowing technicians and building operators to isolate individual radiators for service, balance heat distribution, or shut off flow to unused spaces. The Watts RA-1-SW is built to handle the demands of steam service, providing a secure seal and smooth operation over years of use.
Key Features
- Straight (inline) valve configuration for direct in-line installation
- 3/4″ connection size to match standard residential and light commercial radiator supply piping
- Designed for one-pipe steam heating system applications
- Watts quality construction for long-term durability in steam service
- Suitable for use with cast iron radiators and steam distribution piping
- Easy installation and serviceability
Specifications
- Brand: Watts
- SKU / Part Number: 0067606
- Model: RA-1-SW
- Connection Size: 3/4″
- Valve Type: Steam Radiator Supply Valve
- Configuration: Straight (SW)
- Application: One-pipe steam heating systems
Applications
- Residential one-pipe steam heating systems
- Light commercial steam radiator installations
- Cast iron radiator supply connections
- Steam system balancing and isolation
Trust Watts — a globally recognized leader in flow control — to deliver the quality and reliability your steam heating system demands. The RA-1-SW 3/4″ valve is a straightforward, professional-grade solution for contractors and building engineers working on steam radiator systems.







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