door introduction
Steel door construction
Steel entry doors provide homeowners a sleek and clean look to go with unmatched customization options. Our maintenance free doors are reinforced through hot-dipped galvanization, providing durability, strength and security. In addition, steel doors are extremely energy efficient, with a foam filled core to maximize insulation.
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Features & benefits
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1. 24-gauge hot-dip galvanized steel with smooth finish factory-applied primer or paint. This material offers exceptional durability, combining long-lasting resistance to rust with superior dent and delimitation protection.
2. Pine handle and lock block, fully invisible on the surface of the door.
Lockblock dimensions:
6 ' 8 " doors → N300- 2.875 " × 1.688 " × 12 " → N600- 2.875 " × 1.688 " × 12 " → N900- 1.688 " × 1.688 " × 12 "
8 ' 0 " doors → N900- 1.688 " × 1.688 " × 24 "
3. 1 3/16 " jointed pine stiles, the widest in the industry, for enhanced stability and durability.
4. Ozone-friendly, HCFC-free polyurethane foam insulation delivering exceptional thermal performance.
5. Composite bottom rail resists rot, ensuring long-lasting durability.
6. 20-minute fire rating on N300 & N600 constructions( maximum door size 36 " × 80 ").
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N300 N600 N900
5-year warranty |
X |
10-year warranty |
X |
X |
Factory primed white |
X |
Polytex white |
|
X |
X |
Polytex black / white |
|
X |
|
Prefinished steel |
|
X |
X |
8 ' door |
|
|
X |
Classic |
X |
X |
X |
Shaker |
|
X |
X |
Prestige |
|
X |
X |
Design |
|
X |
X |
1 3/4 " thickness |
X |
X |
X |
Hot dip galvanized steel |
X |
X |
X |
20-minute fire rating |
X |
X |
|
12 " pine lock block |
X |
X |
X |
Jointed pine stiles |
X |
X |
X |
J-bend for strength |
X |
X |
X |
Factory painted in and outside |
X |
X |
X |
4 NOVATECH 2025