Cast iron body
The body material is specified as cast iron to IS 210.

Product photographs show a representative configuration. Confirm the selected material and connections with your quotation.
HYDRANT VALVES · UNDERGROUND
Below ground. Ready to connect.
An underground hydrant valve with a cast iron body to IS 210, a 3″ NB flanged inlet and a gunmetal 2″ BS round threaded outlet.
PRODUCT OVERVIEW
The Underground Hydrant Valve combines a flanged inlet and a threaded outlet in a cast iron body. Its underground arrangement adds a further connection option to the Frozenfire hydrant range.
The specified inlet is 3″ NB flanged. At the outlet, a gunmetal connection carries a 2″ BS round thread. Review these connection details alongside the installation drawing and operating requirements when selecting the valve for your project.
The body material is specified as cast iron to IS 210.
A 3″ NB flanged inlet defines the connection to the supply pipework.
The outlet is specified as gunmetal with a 2″ BS round threaded connection.
The specification lists a test pressure of 23 kgf/cm². Confirm the working pressure separately for your application.
TECHNICAL SPECIFICATIONS
Body, connections and test pressure from the Underground Hydrant Valve specification sheet.
This is the specified test pressure. The working pressure is not stated in the sheet; confirm it for your selected configuration.
| Parameter | Detail |
|---|---|
| Body | Cast iron — IS 210 |
| Inlet | 3″ NB flanged |
| Outlet | Gunmetal — 2″ BS round threaded |
| Test pressure | 23 kgf/cm² |
IS 210 identifies the specified body material. Confirm the flange drilling, mating outlet connection and installation dimensions with your quotation.
MATERIALS & CONSTRUCTION
The specification identifies these two materials separately: cast iron for the body and gunmetal for the threaded outlet.
Connection details matter.
Match the inlet flange and outlet thread to the mating equipment.
| Parameter | Detail |
|---|---|
| Body material | Cast iron — IS 210 |
| Outlet material | Gunmetal |
| Inlet connection | 3″ NB flanged |
| Outlet connection | 2″ BS round threaded |
Share any requirements for internal components, seals or finish with your enquiry so our team can confirm the proposed supply.
CONNECTION DETAILS
Two different connection interfaces form part of this valve’s specification. Review both when preparing your requirement.
Specify the mating flange and pipework details for the inlet connection.
Provide the mating connection details for the gunmetal outlet so compatibility can be confirmed.
Share the installation drawing and available space, including the required access and operating arrangement.
PROJECT CONFIGURATION
Send the installation and connection details with your enquiry. Our team can review the valve configuration and the supporting documents your project requires.
Discuss this valveDOCUMENTS & SUPPORT
Download the original specification sheet or discuss the documents required for your selected valve.
Technical specification sheet

Original product specification covering the body, inlet, outlet and test pressure.
Download specificationsFor your selected configuration
Request confirmation of connection dimensions, working pressure, operating arrangements and any drawings or material documentation needed for your project.
Request technical detailsSPECIFY YOUR REQUIREMENT
Share your product and quantity, required inlet connection, material preference and operating conditions. Include the installation and delivery location so our team can discuss your configuration.
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