Roundit® Therm-A is a multi-layer thickwall wrappable sleeving with an oil and water repellent treatment designed for thermal protection and maintenance of wire and cable bundles. Its 100% covering ratio provides excellent cut-through and abrasion resistance.
The construction of Roundit® Therm-A ensures an excellent fire protection for wire harnesses up to +1100ºC (+2000ºF) for 5 minutes according to ISO 2685 specification.
The self-wrapping design of Roundit® Therm-A allows for quick and easy installation and removal of the product for assembly and maintenance. This design also accommodates break-out areas and provides ease of removal when inspection or maintenance of cables is necessary. To secure break-out areas RT TAPE is available.
As an additional benefit,Roundit® Therm-A is available in a range of sizes to accommodate a variety of cables and wire diameters.
Closure of the product is secured with a fire resistant lacing tape NT-40 withstanding 5 min at +1100?C (+2000?F) in compliance with ISO 2685.
Roundit® Therm-A is mainly used in the aircraft industry.
Product Highlights
• Operating temperature from -60ºC to +260ºC (-76ºF to +500ºF)
• ASD EN 6049-009
• Fire protection of wire harnesses acc. to ISO 2685: 5 minutes at +1100ºC (+2012ºF)
• Excellent cut-through and abrasion resistance
• Halogen-free
• Self-wrapping design
• Ideal for reworking components without disconnecting them
• Oil and water repellent
• ABD 031 & FAR 25 § 853
Product Specifications
Commercial Part Number |
Nominal Size mm (in) |
Size Range mm (in) |
Maximum Weight g/m (lbs/ft) |
Standard Packaging m (ft) |
ROUNDIT Therm-A 10-5 |
10 (0.39”) |
5 - 10 (0.20” - 0.39”) |
336 (0.225) |
25 (82’) |
ROUNDIT Therm-A 16-5 |
16 (0.63”) |
10 - 16 (0.39” - 0.63”) |
336 (0.225) |
25 (82’) |
ROUNDIT Therm-A 24-5 |
24 (0.94”) |
16 - 24 (0.63” - 0.94”) |
361 (0.241) |
15 (49’) |
ROUNDIT Therm-A 32-5 |
32 (1.26”) |
24 - 32 (0.94” - 1.26”) |
436 (0.292) |
15 (49’) |
Description |
Width mm |
Maximum Weight g/m |
Standard Packaging m |
RT TAPE |
145 ± 10 |
338 |
25 |
FMC-RNDTHRMA-010-26 |
Roundit Therm A 10-5 4055501007SS |
EN 6049-009-10-5 |
FMC-RNDTHRMA-016-26 |
Roundit Therm A 16-5 4055501607SS |
EN 6049-009-16-5 |
FMC-RNDTHRMA-024-26 |
Roundit Therm A 24-5 4055502407SS |
EN 6049-009-24-5 |
FMC-RNDTHRMA-032-26 |
Roundit Therm A 32-5 4055503207SS |
EN 6049-009-32-5 |
FMC-RTTAPEzz-145-05 |
RT Tape 4055514507SS |
EN 6049-009-00-5 |
FMC-NT40zzzz-003-11 |
NT-40 5431024001S |
NSA8420-9 |
- Short Product Description:
- Three layer design provides thermal/fire protection and excellent cut-through and abrasion resistance; oil and water repellent.