Pyrotherm LW

Pyrotherm (LW) Light Wall - Atlantex Manufacturing Corp.Light Wall Thermal Sleeve – Product Overview

Pyrotherm Lightwall (LW) sleeving provides cost-effective thermal protection and insulation for assemblies in many applications and industries. Manufactured with high-bulk fiberglass, Pyrotherm LW is a highly flexible and expandable, lightweight and versatile braided protective sleeving solution.

Pyrotherm LW withstands continuous exposure to temperatures of 1000°F, is resistant to common industrial fluids and chemicals, and is a completely asbestos-free, non-hazardous insulation sleeve. Pyrotherm LW is used as a standalone insulating sleeve, layered within an assembly (BOP hoses), and used as a primary insulation layer beneath Pyrotex SG Firesleeve.


Pyrotherm Light Wall Data Sheet

[URIS id=4751]
Working Temperature ° F ° C
Continuous: 1000 535
Material Composition
Added Value
Highly texturized E-Glass fiber REACh & RoHS compliant
1/16″ Wall Thickness Extensive stock for short lead times
Tightly braided insulating sleeve Economical system protection
Extremely expandable and flexible Completely, 100% asbestos-free
Highly flexible and lightweight protective sleeve
Protects hoses, wires, cables, etc. from thermal degradation in industrial, automotive, and appliance applications
High-bulk E-Glass braid provides extraordinary expansion and conformability
Good resistance to most common industrial chemicals and solvents
Pyrotherm LW is a stock product, allowing for fast turnaround time
Available in diameters 1/4″ Nominal ID (6mm) to 4″ ID (102mm)
Bulk lengths available for scrap minimization
Pyrotherm LW – Part Numbers
Sleeve ID* Size Ft/Box Part Number
1/4″ -04 1400 ft LW04200
3/8″ -06 1400 ft LW06200
1/2″ -08 1000 ft LW08200
5/8″ -10 900 ft LW10200
3/4″ -12 750 ft LW12200
7/8″ -14 650 ft LW14200
1″ -16 500 ft LW16200
1-1/4″ -20 450 ft LW20200
1-1/2″ -24 350 ft LW24200
1-3/4″ -28 300 ft LW28200
2″ -32 250 ft LW32200
2-1/2″ -40 225 ft LW40200
3″ -48 200 ft LW48200
3-1/2″ -56 190 ft LW56200
4″ -64 175 ft LW64200
*Nominal ID – Not Lay flat

Need Pricing? To request a quote or discuss specifications please take a moment to fill out our Request a Quote form.
If you would like to request a sample, please do by filling out the Request a Sample Form.
Additional Questions? Give us a call at (610) 518-6601, or email us at