NWDA 12077

Door Type- Wooden Fire Rated Door

Criteria- 3 Criteria: Fully Insulated

Rating- Upto 120 mins

Shutter Thickness- 77 mm

Testing Standards- BS 476 Parts 20-22, IS 3614 Part 1

Test Laboratory- CBRI Roorkee, India

CONSTRUCTION DETAILS

                                                                                                                                                                NWDA 12077

Detail Description

1.        Frame manufactured out of hardwood Mirandi/ Teakwood of nominal section 140 x 90mm
2.        Hardwood Internal Timber Framework
3.        Calcium Silicate board
4.        Shutter infill insulation-Wool insulation infill treated with VIPER FRS 881 LH
5.        Intumescent  Seal Size- 10mm x 4mm – 2 Nos for frame
6.        Intumescent Seal Size- 20mm x 4mm – 1 Nos for door shutter
7.        Navair Core Construction(Fire Rating)- 65mm thick
8.        Total door shutter thickness with commercial ply and laminate both sides – 77mm

Recommended Hardware

1.        Stainless Steel Ball Bearing Hinges – SUS 304 Grade as per BS 7352
2.        Door Closer – Fire Rated

Optional Hardware

1.        Mortise dead lock set with Cylinder and escutcheon – Complete set with D shape Pull handle for Push/ Pull Operation.
2.        Mortise Sash Lock with cylinder, escutcheon, lever handle- Complete set for Push/ Pull Operation
3.        Panic Bar- Fire Rated- Push Side Operation
4.        Panic Trim- Fire Rated- Pull Side Operation

Recommended Finishes

      Frame

1.         Hardwood: VIPER Fire Retardant Primer FR 880 with VIPER Finishing paint FRS 88
2.        Teakwood: VIPER Fire Retardant Clear Polish FR 881 Clear

     Door Shutter

1.         Painting with VIPER Fire Retardant Primer FR 880 with VIPER Finishing Paint FRS 881- both sides
2.        One side laminate/ veneer and one side painting with VIPER Fire Retardant Primer FR 880 with IPER Finishing Paint FRS 881
3.         Both sides laminate/ Veneer.