Altecnic / Caleffi 313 Series Pressure Relief Valve With Gauge 1/2" x 1/2" F x F 3 Bar - 313430

**Rhodes 923 Sight Glass with Integral Spout: Expertly Designed for Enhanced Liquid Observation** The Rhodes 923 Sight Glass with an integral spout is engineered to create a jetting action that promotes turbulent flow, significantly enhancing the visibility of clear liquids. Its expansive viewing area enables you to monitor the flow, colour, and overall condition of the liquid, ensuring a reliable assessment of product quality and consistency. These sight glasses are versatile and can be installed in both vertical and horizontal orientations. The built-in spout feature allows them to function as drip indicators, effectively alerting you to valve leaks, distillation issues, or similar conditions. Available in a variety of materials as standard, Rhodes Sight Glasses are proudly manufactured in the UK, utilising locally sourced castings, unlike many competitors who rely on components from overseas. **Key Specifications:** - **Sizes:** Ranging from 1/2" to 2" - **Connections:** Available in Butt Weld, Screwed, and Flanged options (most types are feasible) - **Materials:** Constructed with a Carbon Steel body, Mild Steel covers, and Graphite gaskets - **Maximum System Pressure:** Capable of handling Full Vacuum conditions up to 25 Barg - **Temperature Range:** Effective in temperatures from -30°C to 250°C - **Compliance:** Fully compliant with the Pressure Equipment Directive (PED) and entirely manufactured in the UK Upgrade your liquid monitoring solutions with the Rhodes 923 Sight Glass, designed for superior performance and durability. Choose local quality for unparalleled reliability.

**Product Specifications** - **Sizes Available:** 3/8", 1/2", 3/4" - **Connections:** Screwed BSPP or NPT - **Materials:** - Inlet Nozzle, Body & Bonnet: Stainless Steel in various grades - Disk Options: Metal, Viton, Nylon, PEEK, or Vespel (varies by pressure) - Joints & Seals: Compatible with multiple mediums - **Mediums:** Suitable for Steam, Gases, and Liquids - **Set Pressure Range:** 0.2 to 500 Barg (dependent on size) - **Temperature Range:** - Model 140.1: -10 to +280°C - Model 140.2: -200 to +280°C - Model 140.7: -200 to +280°C - **Design Certification:** TUV Approved **Notes:** (a) The temperature range specified is applicable for valves equipped with a metal disk. (b) Higher temperatures may be achieved with alternative spring materials. (c) Custom options available in Monel, Titanium, Hastelloy, and Duplex materials. This high-quality valve is designed to meet diverse industrial demands while ensuring reliability and efficiency. Ideal for handling a range of mediums, our valves are crafted with precision and can be tailored to suit specific requirements.

Introducing the Replacement Cartridge for Reliance Valves Pressure Relief Valves – your go-to solution for maintaining optimal performance in your plumbing system. Our Reliance Valves Pressure Relief Valve Cartridges are robust, single-piece replacements designed to fit most Reliance Valves unit relief valves and combination valves seamlessly. Easy to install in just a few simple steps, this cartridge features a durable EPDM boot that can withstand high system temperatures. Explore our complete range of Reliance (RWC) Relief Valves by clicking here.

Features and Benefits:

• Robust EPDM boot efficiently seals the cartridge once attached to the valve body
• Compatible with Reliance Valves potable water pressure relief valves
• Designed exclusively for potable water applications

Specification:

• Size: 1/2" & 3/4"
• Pressure: Pre-set at 5 bar
• Part Number: ZRC214048
• Type: Potable water pressure relief valve replacement cartridge