Built-in apron simplifies installation on existing curbs and ensures watertightness. Engineered with compression spring operators to provide smooth, easy, one-hand operation, regardless of size. Automatic hold-open arm locks the cover in the open position to ensure safe egress. Overlapping cover design, full welded corners on cover and curb, EPDM rubber gasket, and fully insulated cover and curb ensure weathertightness and energy efficiency. Constructed with corrosion resistant materials to provide many years of trouble free, dependable service. Heavy gauge construction and positive latching mechanism maintain building security. Designed for installation over steep or ship type stairs.
Top 10 ๐ Bilco® NB-50VM Aluminum Roof Hatch for Curb Installation – 30"x54" ๐
$465.00 Original price was: $465.00.$93.99Current price is: $93.99.
- Nature-friendly materials, 100%.
- Online assistance, always at your service.
- 100% Quality Promise
- 100% environmentally friendly material

| Height | 8 in |
|---|---|
| Weight | 115 lbs |
| Width | 61 in |
| Length | 37 in |
| Opening Width | 54 in |
| Opening Length | 30 in |
| Type | Designed for Curb Installation |
| Material | Aluminum |
| Description | Roof Hatch |
| Color Family | Mill Finish Aluminum |
| Manufacturers Part Number | NB-50VM |
| Brand | Bilco |
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