This flexible enclosure system is composed of refractory ceramic fiber blanket with a density of at least 8 pcf, which is manufactured faced with foil scrim. This blanket is used as a flexible enclosure to protect grease ducts from surface flame spread and excessive unexposed surface temperatures.
Tests
UL 1978 (Sections 12 and 13)
Reference Listed Design Section
| Design No. |
Rating |
| GD 504 F |
Pass |
| GD 505 C |
Pass |
| GD 519 F |
Pass |
ICBO ES AC 101 (Engulfment) Reference Listed Design Section
| Design No. |
Rating |
| GD 504 F |
Pass |
| GD 505 c |
Pass |
| GD 519 F |
Pass |
| GD 520 F |
Pass |
ASTM E 814 Reference Listed Design Section
| Design No. |
T -Rating |
F- Rating |
| FS 542 F |
2 hr. |
2 hr. |
| FS 544 F |
2 hr. |
2 hr. |
| FS 545 F |
2 hr. |
2 hr. |
| FS 546 F |
2 hr. |
2 hr. |
| FS 547 F |
2 hr. |
2 hr. |
| FS 552 F |
2 hr. |
2 hr. |
| FS 553 F |
2 hr. |
2 hr. |
| FS 564 W |
1 hr. |
1 hr. |
| FS 575 W |
2 hr. |
2 hr. |
ISO 6944
Reference Listed Design Section
| Design No. |
Type |
|
Rating |
|
| |
|
Stability |
Insulation |
Integrity |
| FS 550 W |
Duct A |
2 hr |
2 hr |
2 hr |
| FS 551 W |
Duct A |
2 hr |
2 hr |
2 hr |
| FS 564 W |
Duct A |
1 hr |
1 hr |
1 hr |
| VAD 517 F |
Duct A |
1 hr |
1 hr |
1 hr |
| VAD 518 F |
Duct A |
2 hr |
2 hr |
2 hr |
| VAD 528 F |
Duct A |
1 hr |
1 hr |
1 hr |
| VAD 532 F |
Duct A |
2 hr |
2 hr |
2 hr |
ASTM E119 Reference Listed Design Section
| Design No. |
Rating |
| NBW 336 |
1 hr. |
| NBW 337 |
2 hr. |
| GD 504 F |
2 hr. |
| GD 519 F |
2 hr. |
ICBO ES AC 101 (Internal) Reference Listed Design Section
| Design No. |
Rating |
| GD 520 F |
Pass |
| GD 522 F |
Pass |
