FlexAust Flex-Loc 550 SF

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FlexAust Flex-Loc 550 SF

Product code

Product Description

The FlexAust Flex-Loc 550 SF is a heater exhaust hose.

IT is single-ply, silver silicone coated, fiberglass fabric hose mechanically crimped in a continuous process.

Features Include:

  • Fabric is locked around a coated steel wire by a metal strip formed into a clip
  • Metal strip acts as a wearstrip and offers outstanding external abrasion resistance
  • Extremely flexible & compressible
  • Manufactured with flame retardant materials
  • Ideal for medium temperature heater & floor exhaust applications
  • Available with a non-marking thermoplastic rubber clip cover to protect the helix & the equipment that is attached to the hose
  • Standard Min. Inside Diameter = 4″, consult sales team for pricing & minimums on smaller sizes
  • Standard Max. Inside Diameter = 18″, consult sales team for pricing & minimums on larger sizes
  • Negative pressure fan system with ambient air inlet recommended to maximize effectiveness and life of duct


Product Specs

Material:   Coated Fabric
Inside Diameter:  Min: 3″ Max: 20″
Temperature:  Low: -65° High: 550°F
Length:   25′


Market Applications

Automotive, Brick Kilns, Cold Air Supply, Diesel/Engine Exhaust, Exhaust Systems, Foundries, Garage Exhaust, Heater, High Temperature, Jet Fuel Vapor Venting, Pollution Control, Rocket Support, Vehicle Exhaust Systems, Welding Fume Extraction

See also the Market Application Guide HERE


Product Applications:

Fume SymbolThis product is suitable for use with Fumes.



For more information about selecting the right product for use, view the Product Selection Guide HERE

For a quote or more information on FLEXAUST Flex-Lok 550 SF ducting click here:   Quote or Query

For sizing information on this product see  the attached PDF

downloads section


Technical data based on 2 ft. straight lengths of hose @ 72°F

This is an American product so measurements may be in Imperial and not Metric, please check you make the correct conversions.

FLEXAUST Flex-Lok 550 SF Tech Data