| Extremely high heat - up to 3000° F |
| SL |
Silica (18 oz.) |
| SQ |
Silica (36 oz.) |
| |
| High heat - for a variety of clothing and curtain requirements - range from 1000°F to 1800° F. |
| VH |
Blue high temp Fyberbest (36 oz.) |
| VP |
Blue high temp Fyberbest (26 oz.) |
| WH |
White high temp Fyberbest (40 oz.) |
| PC |
Norbest 845 (45 oz.) |
| PD |
Norbest 830 (30 oz.) |
| PB |
Norbest 822 (22 oz.) |
| RU |
Silvafiberglass (26 oz.) |
| GL |
Fiberglass (35 oz.) |
| FH |
Fiberglass (26 oz.) |
| WG |
Weldguard (32 oz.) |
| |
|
| Moderate heat - range from 650° F to 900° F |
| NF |
Norbest 916 (16 oz.) |
| TC |
Thermobest (22 oz.) |
| KT |
KEVLAR Terrybest (22 oz.) |
| KN |
Knitted KEVLAR (3-inch wide tubing) |
| KV |
Kevbest (8 oz.) |
| |
|
| Low heat - used in temperatures below 500° F |
| FN |
Neoprene-coated Fiberglass |
| DB |
Brown FR Duck (15 oz.) |
| BD |
Black FR Duck (10 oz.) |
| GW |
FR 7A Ranger Twill (12.5 oz.) |
| GR |
FR 7A Green Sateen (9 oz.) |