insulation

n.

1. The act of insulating

   taping, covering, caulking, lining, cushioning, furring, protecting, padding, packing, surrounding, isolating, defending, neutralizing, cording.

2. An insulator

   nonconductor, protector, resistant material.

   Types of insulation and insulating materials include: knob, standoff, split-knob, double-cup, shackle, covering, pad, padding, sleeve, tape, air space, tube, tubing; rock wool, wool bat, asbestos, conduit, pack, packing, rubber, tarred felt, silk, furring, oiled silk, vacuum hair, lead, polarized layer, fiberglass, foam, cork.