WATTS SVW Fixed Pressure Safety Valve 8 bar 3/4”
Instant, reliable pressure relief for closed-loop heating systems.
The WATTS SVW Safety Valve 8 bar delivers a professional solution for safe pressure control in closed-loop heating systems. In addition, its brass CW617N body and diaphragm mechanism react instantly to pressure increases caused by thermal expansion. Therefore, it takes on a critical safety role in boiler rooms and central heating networks.
The valve is factory pre-set at a fixed pressure of 8 bar (PN 8). Its 3/4” BSP (20 mm) connection allows compact installation, while the working temperature range spans -10°C to +110°C for uninterrupted operation. Moreover, a plastic manual drain button simplifies system inspections and enables quick emptying during maintenance. The model complies with DIN 4753, TRD721 and PED 2014/68/EU, and holds ACS approval for drinking water compatibility.
WATTS SVW Safety Valve — Technical Specifications
This safety valve is ideal for protecting water heaters and thermal storage tanks from overpressure. Furthermore, it balances system pressure in combi boiler and radiator circuits, preventing costly breakdowns. In addition, it performs pressure equalisation in industrial steam and hot water installations. Its ACS certificate ensures safe use in contact with mains water.
Key Advantages
- Diaphragm mechanism for instant and reliable pressure control
- Manual drain button for practical maintenance
- High-precision operation calibrated at 8 bar fixed set pressure
Applications
- Central heating systems and boiler rooms as a safety element
- Protection of water heaters and thermal storage tanks from overpressure
- Pressure equalisation in industrial steam and hot water installations
In conclusion, the WATTS SVW Safety Valve 8 bar maximises safety in your heating systems. ORFA Industrial supplies it worldwide and provides technical support from 1985 onwards.
ORFA INDUSTRIAL PRODUCTS INDUSTRY AND TRADE INC.
Your Reliable Partner in Industrial Flow Technologies





Reviews
There are no reviews yet.