Reliance RWC TPR15 Pressure & Temperature Relief Valve 1/2" x 15mm 6 Bar - PTEM550857

**PREL100014 High Capacity Sealed Heating System Pressure Relief Valve** The PREL100014 High Capacity Sealed Heating System Pressure Relief Valve is designed to safely discharge water from the system at a predetermined pressure during instances of over-pressurisation—particularly suitable for larger capacity systems. Manufactured by Reliance Valves, the 100 Series Pressure Relief Valves are crafted from hot pressed brass and are primarily employed to protect closed-circuit wet heating systems against excessive pressure. Key features include an outlet that is one size larger than the inlet, ensuring high discharge flow rates. The valve features a separate seal seating from the diaphragm, enhancing resistance to scaling, and a cover made from OT58 brass. Available in various sizes to accommodate most installations, it operates within a pressure range of 2.5 - 5.0 bar, with the specified response pressure conveniently indicated on the twist cap. The appropriate valve size is determined by the heat output of the boiler, as detailed in the maximum heating capacity table. ### Features and Benefits: - **High Flow Design:** Optimised for larger capacity systems. - **Enhanced Discharge Capacity:** The outlet is larger than the inlet for superior discharge rates. - **Overpressure Protection:** Safeguards wet heating systems against excessive pressure. - **Improved Scaling Resistance:** Diaphragm design enhances resistance to scale build-up. - **Easy Maintenance:** Cartridge design allows for hassle-free servicing and replacements without the need to reset response pressure. - **Versatile Pressure Range:** Set pressure range from 2.5 - 5.0 bar accommodates diverse system requirements. - **Increased Discharge Capability:** High lift design for enhanced discharge performance. - **Application Specific:** Suitable exclusively for heating applications. ### Specifications: - **Size:** 3/4" x 1" - **Connections:** BSP Female Inlet x BSP Female Outlet - **Materials:** Hot pressed DZR Brass - **Medium:** Water - **Set Pressure:** 3 Barg - **Temperature:** +140 °C - **Product Code:** PREL100014 - **Notes:** WRAS approved Ensure the reliability and efficiency of your heating system with the PREL100014 High Capacity Sealed Heating System Pressure Relief Valve—designed to protect and enhance your installation's performance.

### Two-Way Bench Mounted Drop Lever Gas Tap (Part No: 900033) Introducing the **900033 Two-Way Bench Mounted Gas Tap**, an essential addition to any laboratory setting. This tap features highly visible yellow drop levers, making it easy to quickly assess whether any taps have been accidentally left in the open position, enhancing safety in your workspace. Particularly favoured in school laboratories, this gas tap incorporates advanced safety features to ensure secure gas handling. #### Key Features: - **Robust Construction**: Designed with a durable brass body and coated in Rilsan plastic, the tap maintains a clean and professional appearance (RAL 9016). - **Integrated Safety**: An anti-rotation pin prevents the tap from moving on the surface below, while an installation template is provided for accurate fitting. - **Versatile Applications**: This gas tap is suitable for a range of uses, especially for Bunsen burner applications in educational and standard laboratories, compatible with both natural and LPG gas. - **British Gas Approved**: The tap meets rigorous safety standards and comes with a 5-year warranty for your peace of mind. #### Technical Specifications: - **Connection**: 3/8” BSP male flat-ended shank, 60mm long with a back nut - **Mounting Requirements**: Two mounting holes (17mm and 5mm diameter) must be drilled through the work surface; template included. - **Pressure and Flow**: Maximum operational pressure is 20 - 25 Mbar, with a flow rate of 1 cubic metre per hour per nozzle at 20 Mbar. - **Certification**: British Gas/BSI certified, ensuring compliance with safety regulations. Please ensure that installation is carried out by a qualified professional. This appliance should be used to size pipework rather than the gas valve itself, guaranteeing optimal performance and safety in your laboratory environment. Upgrade your laboratory’s gas handling capabilities with the **900033 Two-Way Bench Mounted Drop Lever Gas Tap**, where safety meets functionality.

The Resideo BA298I Flanged Backflow Preventer is essential for safeguarding drinking water systems from back pressure, backflow, and back syphonage. This robust backflow preventer is designed to protect drinking water from fluids classified as liquid category 4 in accordance with EN 1717. It is suitable for use in residential properties as well as industrial and commercial applications within its specified parameters. Constructed from stainless steel, it offers excellent corrosion resistance.

**Approvals:**
• DVGW
• SVGW
• BELGAQUA

**Special Features:**
• **LEAD-FREE:** Lead content in all materials is less than 0.1%
• Ensures optimal protection of the drinking water supply system
• Easy access to internal components for hassle-free maintenance
• Streamlined construction for straightforward upkeep
• Triple security system: two check valves and a discharge valve divide the backflow preventer into three pressure zones
• Lightweight design for easier installation
• Standardised discharge connection
• All materials are KTW approved
• Comprehensive 5-year warranty

**Product Codes:**
BA298I-65FA, BA298I-80FA, BA298I-100FA, BA298I-100FZ, BA298I-150FA