NABIC 500T Combined Pressure & Temperature Relief Valve

Introducing the NABIC 500T Combined Pressure and Temperature Relief Valve, expertly designed for unvented hot water supply systems that require both temperature and pressure protection. This innovative valve ensures optimal safety by allowing the pressure and temperature mechanisms to operate independently, thus delivering dual protection within a single unit. With the NABIC 500T, you can have peace of mind, backed by our industry-leading 5-year guarantee. **Specifications:** - **Sizes Available:** - 3/4" (DN15) - 1" (DN20) - 1¼" (DN25) - 1½" (DN32) - 2" (DN40) - 2½" (DN50) - **Connections:** - Male BSPT (Taper) Inlet - Female BSPP (Parallel) Outlet - **Materials:** - Gunmetal Body - Viton Seat - **Set Pressure:** - 1.0 to 12.5 Barg (DN15 to DN25) - 0.4 to 12.5 Barg (DN32 to DN50) - **Maximum Temperature:** - 95°C (Factory set at 95°C, non-adjustable) **Important Note:** The DN value embossed on the valve body indicates the NABIC 500 valve body size used in its construction and does not correspond to the inlet or outlet size. For instance, a valve with 1" connections (DN25) is built using a DN20 NABIC 500 valve body, hence the designation of DN20 on the valve's side. Upgrade your hot water supply system with the reliable NABIC 500T Combined Pressure and Temperature Relief Valve and experience unparalleled safety and performance.

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Other Products and Services from Flowstar (UK) Ltd

Emerson Kunkle 337 Safety Relief Valve

The Emerson Kunkle Model 337 safety relief valve is designed to safeguard low to medium pressure, high volume blowers, compressors, conveying systems, and bulk hauling trailers and equipment.

As part of our service, we offer complimentary setting and testing of the valve, along with a pressure test certificate for your peace of mind.

**Key Features:**

- **High Capacity Design:** The large nozzle facilitates an impressive flow rate.
- **Enhanced Performance:** Flat bronze valve seats are precision-lapped for optimal functionality.
- **Easy Adjustability:** The warn ring allows for precise opening with minimal pre-opening or simmer.
- **Alignment Correction:** A pivot mechanism between the disc and spring compensates for misalignment and spring side thrust.
- **Manual Testing Convenience:** The Model 337 features a 'lift-pin' device for straightforward manual testing.
- **Robust Construction:** Comes standard with a bronze nozzle and disc, with optional stainless steel trim available.
- **Thorough Inspection:** Each valve undergoes rigorous testing and inspection for pressure settings and leakage.

**Specifications:**
Material: Body - Cast Iron / Nozzle - Bronze
Sizes Available: 2" to 3" (DN50 to DN80)
Connections: NPT Male Inlet x NPT Female Outlet or BSPT Male Inlet x BSPT Female Outlet
Orifice Sizes: 2" - 1.916 Sq. in. / 2.5" - 2.786 Sq. in. / 3" - 4.037 Sq. in.
Medium: Air
Pressure Range: 0.07 to 4.1 barg (1 to 60 psig)
Temperature Range: -29°C to 208°C (-20°F to 406°F)

Hattersley Fig 81HU PN10 Gland Cock

Features & Benefits

•Allows for the drainage of the system without the need to remove pipework
•Prevents sediment accumulation
•Enhances the longevity of pipework

Specification

•90º operation. Available sizes range from 1/2" to 1", supplied complete with cap and strap.
•Plugs feature square heads with a slot to indicate the plug's position.
•Malleable iron levers can be provided upon request.
•The malleable iron lever can be pinned to the plug head for an additional charge.
•Fitted with taper threads as per BS EN 10226 (ISO 7-1), formerly known as BS 21.
•Please note: Figure 81HU Gland Cocks are not suitable for gas applications.

Pressure/Temperature Rating

•Rated for 10 bar at temperatures ranging from 0 to 120ºC

Niezgodka Type 70 Reducing Valve

### Product Specifications **Available Sizes:** 1/8", 1/4", 3/8", 1/2", 3/4", 1", 1.1/4", 1.1/2", 2", 2.1/2" **Connections:** Screwed BSPP or NPT **Materials:** Manufactured from high-quality Stainless Steel 316 or 304 **Disk Options:** EPDM, PTFE, or Viton **Joints & Seals:** Diaphragm available in EPDM, PTFE, or Viton **Suitable Mediums:** Ideal for Steam, Gases, and Liquids **Inlet Pressure (Maximum):** Up to 200 Barg (varies by size) **Outlet Pressure Range:** From 0.25 to 52 Barg (size-dependent) **Temperature Range:** - (69.2) -60 to +130°C - (69.3) -10 to +130°C **Certifications:** TUV Approved **Note:** This is the screwed version of the Niezgodka Type 71. --- Optimised for reliability and versatility, our valves are designed to handle a variety of applications involving gases, steam, and liquids. Crafted from durable stainless steel, these valves provide exceptional resistance to corrosion and extreme temperatures. With multiple size and material options, our products ensure compatibility for all your project needs. Choose our TUV certified valves for superior quality and performance.

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Flowstar (UK) Ltd

Wiltshire Road, Kingston-upon-Hull, East Riding of Yorkshire, HU4 6PA, United Kingdom

Flowstar (UK) Ltd is a leading global supplier of safety, relief, and reducing valves. With strong partnerships across major manufacturers, we deliver precise, reliable valve solutions tailored to your needs. Email enquiries to sales@flowstar.co.uk or call us on +44 (0)1482 601030.

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