Bilco Company (The)
Special Doors
Roof Scuttles
Special Doors
Roof Scuttles |
"S" For Ladder Access |
Standard Weights and Sizes |
Type S |
Type GS |
Type E |
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Metal |
Gauge of Metal |
Type No. |
Wt. lb (kg) |
Type No. |
Wt. lb (kg) |
Type No. |
Wt. lb (kg) |
|
Cover and Curb |
Cover Liner |
|||||||
Galv. (Paint Bond; Red Oxide Primer) |
14 Ga. (1.9mm) |
22 Ga. (.8mm) |
S-20 |
168 (76) |
|
|
E-20 |
192 (87) |
Aluminum (Mill Finish) |
*11 Ga. (2.3mm) |
18 Ga. (1mm) |
S-50 |
95 (43) |
GS-50 |
100 (46) |
E-50 |
102 (46) |
Stainless Steel (Type 304) (2B Finish) |
14 Ga. (1.9mm) |
22 Ga. (.8mm) |
S-90 |
200 (91) |
|
|
E-90 |
224 (102) |
|
Type F |
Type NB |
Type L |
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Metal |
Gauge of Metal |
Type No. |
Wt. lb (kg) |
Type No. |
Wt. lb (kg) |
Type No. |
Wt. lb (kg) |
|
Cover and Curb |
Cover Liner |
|||||||
Galv. (Paint Bond; Red Oxide Primer) |
14 Ga. (1.9mm) |
22 Ga. (.8mm) |
|
|
NB-20 |
245 (111) |
L-20 |
414 (188) |
Aluminum (Mill Finish) |
*11 Ga. (2.3mm) |
18 Ga. (1mm) |
F-50 |
222 (101) |
NB-50 |
124 (56) |
L-50 |
230 (104) |
Stainless Steel (Type 304) (2B Finish) |
14 Ga. (1.9mm) |
22 Ga. (.8mm) |
|
|
NB-90 |
260 (118) |
L-90 |
420 (191) |
*Type GS has an extruded aluminum cover frame.




