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Polar-Flex / CGA Type 1
Butane-Propane – Thermocure

Polar-Flex is a cold weather hose specifically engineered for use in transferring liquefied petroleum gases at peak efficiency even in extreme sub-zero temperatures. Featuring an oil-resistant and flame-retardant cover, it is ideal for moving propane or butane from bulk storage to tank cars or cylinders, or from bobtails trucks to residential home storage tanks. Polar-Flex is UL 21 File MH12585 listed and is approved to CGA (Canadian Gas Association) Type 1 requirements, and it meets all hose and hose assembly requirements of the Canadian Gas Association (CSA).

Technical Overview

Cover Color ■ Black
Oil Resistance ■ High, Medium-High
Construction ■ Tube: NBR, RMA Class A
■ Cover: CM, RMA Class B
■ Reinforcement: 2 and 4 spiral polyester yarn
Temperature Range ■ -50°F to +180°F, -46°C to +82°C
Packaging ■ Reels, *Coupled Lengths
   1″ I.D. can be ordered with coupled (M x M) Pro-Sur™
   brass fittings. The D.O.T. test certificate is included
   Hose assemblies tested/approved to 7/1/99 D.O.T. reg.
   CGA approval on 1″ I.D. assemblies only


Thermoid Catalog – Polar-Flex / CGA Type 1
Butane-Propane – Thermocure


Cancer and Reproductive Harm –

Features & Benefits

NBR, RMA Class A Tube
  • High Oil Resistance
  • Allows for Transferring Liquefied Petroleum Gases Even at Extreme
    Sub-zero Temperatures
Chlorinated Polyethylene, RMA Cover-Class B
  • Medium-High Oil Resistance
  • Flame Retardant
  • Abrasion Resistant
2- or 4-Spiral Polyester Reinforcement
  • Provides a Constant Working Pressure to 350 psi Regardless of I.D.
  • More Flexible than Braid Reinforced Hose
  • Easier to Route
  • Easier to Coil and Handle
  • Less Susceptible to Premature Failure than Braided Hose
    if Subjected to Torque
UL 21 File MH 12585 Listed/CSA Approved (Canadian Standards Approval)
  • Meets Industry Standards
Molded Cover Process
  • Showroom Quality
  • Dust Free
Pro Sur Fittings Available
  • One-Piece Fitting Means No Leak Points
-50°F to 180°F Temperature Range
-46°C to 82°C
  • Flexible at Extreme Low Temperatures