Single Sash
Max 900 × 1800 mm · 1 OP
A single side-hinged casement sash — the cleanest, simplest window form. Lever locks at three points along the sash stile.
W-03/S38.CW
Casement Window
Side-hinged sash on friction-stay hinges, opened by an espagnolette lever. Best thermal performance in the range — the compression seal closes against the frame like a fridge door.
Max sash size
900×1800 mm
Per leaf · double-leaf for wider openings
U-value
2.8W/m²K
Best in range · 2.1 with Low-E DGU · 1.5 with triple-glazed
Acoustic Rw
38dB
Higher is quieter · 44+ dB with laminated acoustic glass
Lead time
6weeks
Typical from approved shop drawing
Configurations
W-03
Common layouts shown · custom on request
Common layouts shown · custom on request
French-Pair
Max 1800 × 2100 mm · 2 OP
Two casement sashes meet at a centre mullion (no fixed post). Both sashes open outward for the maximum clear opening — common in heritage rears.
Fixed + Casement Combo
Max 2700 mm wide · 1 OP + 1 FIX
Operable casement paired with a fixed picture light. The right call when you want a big daylight panel plus targeted ventilation.
Specifications
SERIES 38
AS 2047 · AS 1288 · AS 2208
AS 2047 · AS 1288 · AS 2208
Frame system
Series 38 thermally broken aluminium
Frame depth
88 mm overall · 38 mm sash sightline
Thermal break
28 mm polyamide PA 6.6 with 25% glass fibre
Glazing
6 / 12 / 6 mm DGU (Argon-filled) standard · upgradable to Low-E or triple-glazed
Hardware
Espagnolette multi-point lever · friction-stay hinges · compression EPDM seal · concealed gearbox
Max sash size
900 × 1800 mm (W × H) per leaf
Max overall
2700 mm (combo) · 1800 mm (French-pair)
U-value
2.8 W/m²K (DGU) · 2.1 W/m²K (Low-E DGU) · 1.5 W/m²K (triple-glazed)
Acoustic Rw
38 dB standard · up to 44 dB with laminated acoustic glass
Water tightness
600 Pa · AS 2047 Class 6
Wind class
Up to N4 (1474 Pa) · C2 cyclonic on request
BAL rating
Capable to BAL-FZ with standard build-up
Standards
AS 2047 · AS 1288 · AS 2208 · NCC compliant · AGGA member
Glass options
AS 1288 · AS 2208
Selected at quote stage
Selected at quote stage
Standard 6 mm Clear
Single glaze, baseline option for non-habitable rooms and sheds.
6/12/6 DGU · Argon-filled Default
Standard double glazing. U-value 3.4 W/m²K. Suits most Melbourne residential.
6/12/6 Low-E DGU Recommended
Low-emissivity coating for cold rooms and south-facing walls. U-value 2.6 W/m²K.
Triple Glazed 4/12/4/12/4 Premium
Three panes for the highest thermal and acoustic performance. U-value 1.8 W/m²K.
Acoustic Laminated
PVB interlayer reduces traffic and aircraft noise. AcRw +5–7 dB over standard DGU.
Toughened (Grade A)
Required in safety-glazing zones per AS 1288 — doors, low-sill openings, wet areas.
Frosted / Obscure
Acid-etched or sandblasted for bathrooms, ensuites, and street-facing openings.
Fluted / Textured
Reeded or fluted patterned glass for heritage and shopfront character.
Colours & finishes
DULUX POWDER COATINGS
Anodised on request
Anodised on request
Powder-coated to your spec. Dual-colour (inside / outside) available. Any Dulux Powder Coatings colour or anodised finish — by quote.
Hardware & extras
STAINLESS · MULTI-POINT
Standard inclusions + options
Standard inclusions + options
Handle
Espagnolette lever — straight or cranked · black, satin chrome, or anodised
Hinges
Stainless friction-stay hinges with adjustable open-angle limiter (90° standard)
Locking
Multi-point espagnolette (3 points) · keyed lock and child-safety restrictor optional
Fly-screen
Internal fly-screen sits inside the reveal — lever clears the mesh
Reveal
Standard aluminium reveal, timber-clad reveal, or plaster-stop reveal to suit wall build-up
Drainage
Compression seal + concealed weep — no visible holes externally
Section detail
S38 · CASEMENT SASH IN SECTION
Horizontal section · 1:5
Horizontal section · 1:5
- 1Series 38 thermal-break aluminium extrusion
- 228 mm polyamide thermal break
- 36 / 12 / 6 mm DGU · Argon-filled
- 4EPDM glazing gasket
- 5Concealed hinge + multi-point lock keep
Real installs
PROJECT LIBRARY
Photo gallery — coming
Photo gallery — coming
Project photos of this system going up shortly. In the meantime, see our selected works — five installs across Melbourne, the school in Sunshine North, and a riverbank apartment in Richmond.
Standards & compliance
SIGNED OFF
AGGA member · NCC-compliant
AGGA member · NCC-compliant
On file ·
AS 2047 · Windows in buildings◆
AS 1288 · Glass in buildings◆
AS 2208 · Safety glazing materials◆
AS 4055 · Wind loads◆
NCC 2022 Vol. 1 & 2◆
BAL-29 · BAL-FZ on application◆
AGGA member · WERS
Every opening leaves the workshop with the test certificate, the powder-coat batch number, and a 10-year warranty. We sign the shop drawing before fabrication — and again on the day of install.
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