DD120 Durasteel 2 Hour Fire Doors
LEAF
- Overall Thickness: 28mm
- Material: 9.5mm thick Durasteel sheet
- Jointing Construction: Mitred and Welded
FRAME
- Overall Frame Depth: 60mm (FR7) (FR11)
- Material: 60 x 60 x 6mm thick angle section
- Jointing: Mitred and Welded joints or cleated constructions
- Type and Configuration: Single rebate/3-sided frame
- Threshold Plate: 70 x 10mm thick MS plate (FR15)
FINISH
- Frame and Leaf: Standard shop-applied zinc based primer, ready for site painting (P3)
- With site painting & 2 pack epoxy paint system
IRONMONGERY
- Leaf fitted with 3-way shoot bolt mechanism, handle set and rose plates. 2 no. hook and ride hinges and central hinge keep per leaf. Passive leaf on double leaf doorset is fitted with either face fixed tower bolts top and bottom or 2-way shoot bolts
CERTIFICATION
- BS 476: Part 22: 1987
| Dimensional Details | Ref | Single Leaf Doorset | Example Calculation | Double Door Leafset | Example Calculation |
| Structural opening width | A | A | 900 | A | 900mm |
| Structural opening height | B | B | 2100 | B | 2100mm |
| Overall frame width | C | (A – 8 = C) | 892 | (A – 8 = C) | 1792mm |
| Overall frame height | D | (B – 6 = D) | 2094 | (B – 6 = D) | 2094mm |
| Door leaf width | E | (A – 25 = E) | 875 | ((A – 30)/2 = E) | 885mm |
| Door leaf height | F | (B – 35 = F) | 2065 | (B – 35 = F) | 2065mm |
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