The FIT® Preferred Heatshrink Product line consists of many different tubing types each designed with unique attributes which offer tubing solutions for the broadest possible range of applications and environments.

The FIT® brand name is widely recognized wherever heatshrink products are used. Users prefer FIT® Heat Shrink Products more than any other source and ask for them by name.

The entire FIT® heat shrink offering has been designed to make product selection and identification as simple as possible. There’s nothing easier! FIT® part numbers are easy to remember and clearly identify shrink ratios and sizes.

Alpha FIT® Heat Shrink Products from Aerco:

2 to 1 Shrink Ratio, Irradiated Polyolefin - FIT-221

2 to 1 Shrink Ratio, Polyolefin Bulk Pack- FIT-221B

2 to 1 Shrink Ratio, Retardant Polyolefin - FIT-221V

2 to 1 Shrink Ratio, Flexible Irradiated PVC - FIT-105

2 to 1 Shrink Ratio, Irradiated Polyolefin Ground Markers- FIT-260

3 to 1 Shrink Ratio, Non-Adhesive - FIT-321V

3 to 1 Shrink Ratio, Medium Wall Polyolefin - FIT-321

4 to 1 Shrink Ratio, Irradiated Polyolefin - FIT-421

6 to 1 Shrink Ratio, Irradiated Polyolefin - FIT-621

Semi-Rigid Irradiated Polyolefin - FIT-295

Surface Irradiated Polyolefin - FIT-300

Mastic Coated Crosslinked Polyolefin - FIT-700

Adhesive-Wall Polyolefin - FIT-750

Highly Flame Retardant Kynar*** - FIT-350

Heat/Chemical Resistance FEP Teflon* FIT-400

Heat/Chemical Resistance TFE Teflon* FIT-500

High Flexibility Irradiated Elastomer - FIT-600

High/Low Temperature Viton*** - FIT-650

Abrasion Resistant Woven Fabric - FIT FABRIC

Highly Flexible Irradiated Silicone Rubber - FIT-FLEX

Crystal Clear, Heat Shrinkable Tubing That Is Also Flame Retardant - FIT ®-CLEAR

Useful definitions:

Polyolefin
"A family of thermoplastics based upon the unsaturated hydrocarbons known as olefins. When combined with butylene or styrene polymers, they form compounds such as polyethylene and polypropylene."

Kynar
"Pennwalt trade name for polyvinylidene fluoride, a fluorocarbon material typically used as insulation for wire wrap wire."

FEP
"Fluorinated Ethylene Propylene is a ""Teflon"" fluorocarbon resin and is a registered T.M. of the DuPont Company. This is a melt extrudable fluorocarbon resin."

Elastomer
"A class of long-chain polymers capable of being crosslinked to produce elastic compounds, e.g. polychloroprene and ethylene propylene rubber."

Viton
DuPont trademark for a series of fluoroelastomers based on the copolymer of unylidene fluoride and hexafluoropropylene.