Layflat Hose Manufacturer · Taizhou Jason New Material Co., Ltd. [email protected] WhatsApp +86-15052334345
Yellow LDH large diameter fire hose

NBR Layflat Hose

LDH Fire Hose

LDH fire hose is a large diameter supply line that moves large volumes of water at a fraction of the friction loss of conventional smaller diameter hose.

Product Overview

What This Hose Is Built To Do

LDH fire hose is a large diameter supply line that moves large volumes of water at a fraction of the friction loss of conventional smaller diameter hose. In practice it works like an above-ground water main laid into an apparatus pumping operation. It is nitrile rubber over high tenacity synthetic yarn in 4, 5 and 6 inch, yellow, in 15 m (50 ft) and 30 m (100 ft) lengths.

Key Benefits

  • Large diameter cuts friction loss sharply against running several smaller lines
  • Acts as an above-ground water main into an apparatus pumping operation
  • Nitrile rubber cover is hydrolysis, UV, ozone and weathering resistant
  • Yellow cover for the high visibility supply lines are normally specified in

Specifications

Published Specification

These are the figures published for this product. Working pressure, colour, length and coupling type are made to order, so confirm the final specification with us before purchase.

Cover and LinerHigh quality nitrile rubber
ReinforcementHigh tenacity synthetic yarn
ColorYellow or as required
Size4 inch, 5 inch, 6 inch
Length15m (50ft), 30m (100ft) or as required
Temperature-30°C~+100°C(-22°F to 212°F )

Problems It Solves

Why Buyers Move To This Product

  • Friction loss eating the pressure available at the far end of a supply relay
  • Running multiple parallel small diameter lines to get the required flow
  • Supply hose cover degrading between uses on the appliance

Who It Is For

  • Municipal fire brigades running LDH supply relays
  • Industrial fire services
  • Fire equipment distributors
  • Water supply and relay pumping operations

Photographs

The Product as It Ships

Technical Features

  • Flexibility
  • Durability
  • High tensile strength
  • Abrasion resistant
  • High adhesive strength
  • Hydrolysis resistant
  • UV
  • Ozone and weathering resistant and etc

Application Scenarios

  • Water supply in fire fighting

Manufacturing and Quality

How It Is Made and Checked

Production Process of NBR Layflat Hose. Every manufacturing process complies with the ISO 9001 standard.

  • All raw materials approved by the Department of Quality Control
  • Yarn strength and skein consistency verified before weaving
  • Every manufacturing process complies with the ISO 9001 standard
  • All hoses tested at the test pressure
  • Layflat hose held at 1.5 times working pressure for 2 hours before shipment
  • Trace number recorded for production date, employees and raw material sources

Customization Options

  • Colour made to order alongside the standard range
  • OEM and ODM printing of your brand, with exclusive protection of your designs
  • Length cut to the run you specify rather than a fixed stock length
  • Couplings fitted before shipment and pressure tested as one assembly

Use Guide

  • Size the relay from the flow required, since LDH is chosen for friction loss
  • Keep the line as straight as the route allows
  • Check couplings before charging a large diameter line
  • Drain and dry before loading back onto the apparatus
  • Track each length so hose is rotated evenly through the fleet

Comparison

How It Compares With Our Other Products

Rubber Covered Fire HoseSame nitrile rubber construction in 1.5 to 6 inch for attack and supply, where LDH is specified specifically as the large diameter supply line
8 Inch Fire HoseThe TPU 8 inch goes larger again for bulk transfer, where LDH stays within standard apparatus supply sizes

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FAQ

Questions About the LDH Fire Hose

Which sizes do you make

4 inch, 5 inch and 6 inch.

What lengths are available

15 m (50 ft) and 30 m (100 ft), or as required.

Why use LDH instead of two smaller lines

A large diameter line moves the same volume with far less friction loss than conventional smaller diameter hose.

What colour is standard

Yellow, with other colours to order.

What is the temperature range

-30°C (-22°F) to 100°C (212°F).

Can you fit Storz couplings

Yes. Storz couplings to DIN14301 and DIN14303 are made in our own coupling line.

Request a Quote on the LDH Fire Hose

Send the size, length, working pressure, colour and quantity you need. Our team replies within 24 hours.