Hattersley Fig DPF1732L Companion Valve PN16 - Low Flow - DN15

Hattersley Fig DPF1732L Companion Valve PN16 - Low Flow - DN15

Features & Benefits

• Delivers precise and accurate flow regulation
• User-friendly operation with a handwheel and clear numerical indicator
• Integrated orifice and test points – eliminating the need for separate DRV and metering stations
• WRAS Approved for use with drinking water up to 85°C
• Ensures consistent flow control across all handwheel settings
• The FODRV guarantees an accuracy of ± 5% across all settings, facilitating precise flow regulation and measurement

Specification

• Conforms to BS7350: 1990
• Handwheel operated for ease of use
• Includes a numerical indicator for clear readings
• Inside screw non-rising handwheel for compact design
• Features a characterised regulating disc
• Equipped with an integral fixed orifice
• Comes with two Figure 631 test points for enhanced functionality
• Flow charts available for reference
• End connections are threaded for secure attachment
• Available in sizes from 1 to 2" taper threaded
• Conforms to BS EN 10266 (ISO 7-1), formerly BS 21
• Available in sizes 1/2 & 3/4" to ISO 228 parallel
• Sizes DN15 & DN20 suitable for use with compression adaptors compatible with copper pipe to BS EN 1057 R250 (half hard)
• WRAS Approved Product for quality assurance

Pressure/Temperature Rating

• Please refer to the datasheet for detailed specifications.

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Sounding Cock

Sounding Cock

A marine sounding cock is a compact manually operated valve installed in tanks aboard a ship. It is used to measure (or “sound”) the liquid level—such as fuel oil, fresh water, ballast, or sludge—by allowing a small sample to be drawn, or by inserting a sounding tape or rod.

Purpose of a Sounding Cock

  • Enables safe and controlled manual inspection of tank contents
  • Provides a method for sampling the tank's liquid at its lowest point
  • Frequently utilised in:
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    • Lubricating oil tanks
    • Ballast and freshwater tanks
    • Bilge and sludge tanks

We offer a range of Sounding Cock Valves from several leading manufacturers. Please get in touch with us to discuss your requirements. 

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Part Codes:

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Reliance RWC 104 Series Pressure Relief Valve 1

Reliance RWC 104 Series Pressure Relief Valve 1" x 1.1/4" F x F 8 Bar - PREL104017

The PREL104017 High Capacity Potable Water Pressure Relief Valve is designed to safely discharge water from the system when cold water over-pressurisation occurs in an unvented cylinder. This high-flow valve suits larger capacity systems, protecting them from the risks associated with excessive pressure. The Reliance Valves 104 Series High Capacity Potable Water Pressure Relief Valve features a pre-set and locked pressure setting; if the system exceeds this limit, the valve will lift from its seat, allowing water to discharge safely into the waste system. The outlet connection is one size larger than the inlet, ensuring that the valve can manage a high-capacity discharge effectively. This valve acts as the primary safety device in an unvented system. Various pressure settings are available, ranging from 3.5 to 8 bar, along with multiple connection sizes to facilitate flexible installation.

**Features and Benefits:**

  • High-flow design ideal for larger capacity systems
  • Quick removal of the single-piece cartridge for easy cleaning or replacement
  • Diaphragm design enhances resistance to scale build-up
  • Provides essential protection against over-pressurisation
  • Diverse connection options allow for versatile installation
  • Relief pressure range adjustable from 3.5 to 8.0 bar
  • Designed exclusively for cold water applications

Specifications:

  • Size: 1" x 1.1/4"
  • Connections: BSP Female Inlet x BSP Female Outlet
  • Materials: Hot pressed DZR Brass
  • Medium: Cold water
  • Set Pressure: 8 Barg
  • Temperature: +140 °C
  • Product Code: PREL104017
Flowstar UK Ltd

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.