WYA-20 Temperature and Pressure Relief Valve – 0.7 MPa (101 PSI), 99°C, BSPP 3/4 Inch Temperature and Pressure Relief Valves (T&P Valves) are safety devices designed for use with water heaters, including solar, electric, and heat pump water heaters, as well as boilers and other pressurized heating systems. This valve automatically releases excess temperature and pressure to prevent hazardous conditions, serving as a critical safety component in domestic and commercial hot water systems. Key Features: - Designed for boiler and hot water tank applications - Opens automatically at preset pressure to vent excess pressure safely to atmosphere - Precision-engineered for reliable performance and long service life Technical Specifications: - Body Material: Brass (BSPP 3/4 inch inlet/outlet) - Control Spindle: Brass - Sealing Gasket: Silicone - Spring Material: SUS304 Stainless Steel - Nominal Pressure Rating: PN10 - Operating Temperature Range: 5°C to 110°C - Set Pressure Options: 0.5, 0.6, 0.7, 0.8, 0.9, 1.0 MPa - Pressure Accuracy: ±10% to ±5% of set pressure - Set Temperature: 99°C - Dimensions: 83 × 42 mm - Weight: 238 g - Color: Gold Package Includes: - 1 × Temperature and Pressure Relief Valve Note: Actual product color may vary slightly due to screen settings. Slight dimensional variations (±1–3 mm) may occur due to manufacturing tolerances.