Pre-Insulated Pipe System




Datasheet GSPU


Datasheet Silicon (Si)

The FLOW-THERM™ system is the Standard Series consisting of either glass syntactic polyurethane (GSPU) or silicone (Si) insulation is a highly efficient and cost-effective thermal insulation with excellent compressive resistance when used on subsea flowlines, risers, field joints, and equipment, including jumpers, pipeline end terminations (PLETs), pipeline end manifolds (PLEMs), inline structures, shrouds, and doghouses for deep and ultra-deepwater requirements. 


Including AUTO-THERM (GSPU), Silicone

​GSPU for temperatures up to 226° F (108° C)

SI for higher temperatures up to 320° F (160° C)

For specific temperature requirements, please contact us at

Temperature Range

Nominal Diameter: 

1/2 in (12.7 mm) to 36 in (914.4 mm) (standard)

Pipe Size

Complies With


Additional Certifications

PERMA-PIPE International Holdings, Inc. (NASDAQ:PPIH) is a global engineered pipe services company offering core competencies in anti-corrosion coatings, insulation solutions, containment systems, leak detection systems, engineering support, field service, and custom fabrication.

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