Specifications
STANDARD SPECIFICATION - BUILDINGS
DPI REFERENCE TEXT - APRIL 2009
PAGE 19
DOORS & WINDOWS
hardware, spreaders, mortar guards, switch boxes,
xing ties or brackets, and cavity ashing with
suitable provision for xing hardware; prenished
with protective coatings, built in or xed to prepared
openings.
Sections
Incorporate rebates or double rebates where
required for side hung doors or glazed transoms.
Coated steel sheet: To AS 1397.
Frame material: 1.2 mm thick zincanneal (Lysaght
GZ-ZF100).
Assembly method
Welded: Shop assemble frames by continuous
welding across mitred anges. Grind welds smooth
and cold galvanize the welded joints before shop
priming with primer to APAS 2916.
Shop priming
Shop prime the sections for the painting system.
Fixing
Generally build in metal window and door frames
in masonry as the work proceeds using proprietary
galvanized xing clips at 400 mmm centres.
Packing: Pack behind xing points with durable full
width packing.
Linings
Provide reveal and jamb linings as necessary.
8.5 TIMBER DOORS
General
Proprietary doors manufactured for interior or
exterior applications and for the nish required.
Flush Doors
Door thickness: Generally 35mm and 40mm for
external doors and doors over 900mm wide.
Construction
Balanced construction, with cellular core and
intermediate rails with additional material to take
hardware and fastenings. Provide a minimum 25mm
timber sub frame around openings for louvres
or glazing. Do not make cut outs closer than the
width of the styles. Provide bottom rails of sufcient
thickness to allow trimming to clear carpet.
Solid core doors
Flush doors with blockboard cores and facings each
side of no less than two sheets of timber veneer.
MDF cores may be used in arid areas only.
Adhesives
Internal doors: To AS/NZS 2270
External doors: To AS/NZS 2271
Edge Strips
Fix hard wood edge strips to all edges to nish a
minimum of 10mm thick.
Tolerance
Squareness: Not more than 3mm between lengths
of diagonals.
Twist: Not more than 3mm between the perpendicular
measurements from the diagonal corners.
Nominal size: Height: +0, -2mm
Width: +0, -2mm
Painting
Priming: Prime all areas subjected to paint removal
during the course of tting hinge housings, locks
and the like, prior to hanging.
Painting: Within forty-eight hours of hanging and
prior to the installation of door handles, weather
excluders and the like (latches and locks excepted),
undercoat all surfaces, followed by a minimum
1 nishing coat to all surfaces including top and
bottom edges. The nal coat may be applied at a
later stage.
8.6 DOOR FURNITURE
Door Stops
Install door stops to prevent door furniture striking
the wall or other surface.
Door Seals
Provide door seals to the bottom of all external
doors. Proprietary Item: Raven RP4.
Hinge table
Provide 3 hinges for external doors and door
leafs over 2040 mm in height or 820 mm in width.
Otherwise provide 2 hinges as follows:
• 100 x 75 Lanes stainless steel hinges. Generally
loose pin Cat No. 8580 or if required xed pin cat
No. 8588.
• For aluminium swing doors provide 3 No.
stainless steel 102 x 42 interfold hinges - Doric
SS DH18.
8.7 SLIDING INTERNAL DOORS
General
Suspend sliding doors from overhead tracks and
wheel carriages appropriate to the size and mass
of the doors.
Accessories
General: Provide overhead track supports and head
and jamb linings appropriate to the arrangement of
the door, and removable prenished metal pelmets
at the head to allow access to the wheel carriages
for adjustment.
Wheel carriages: Fully adjustable precision ball race
type providing smooth quiet operation.
8.8 SECURITY SCREEN DOORS
Use a proprietary system of extruded aluminium
frames and inll of Amplimesh 103 or Crimsafe as
required. Fix in accordance with AS 5040.
Specifications March 2009.indd 19 11/03/2009 11:47:11 AM