Grand 3-Panel Aluminum Sliding Window with Transom | H1800 x W2700

Introduce impressive scale, sweeping panoramic views, and superior ventilation to your home with our grand-format 1800x2700mm Three-Panel Aluminum Sliding Window. Featuring a highly functional Slide/Fixed/Slide configuration, this premium system incorporates an expansive, static central panel flanked by two smooth-gliding active outer windows. Engineered with a dedicated 600mm transom for added architectural height and structural support, this statement window is the perfect choice for expansive living rooms, multi-generational entertainment zones, and properties wanting to maximize natural light and air intake simultaneously.

(Please Note: Product imagery displays the internal perspective to highlight the premium locking hardware, but does not depict the horizontal transom bar or lower panel splits. This specialized architectural unit is available in single-glazed configurations only).

Advanced Engineering & High-Security Features:

• Exclusive Mullion Locks: Features an integrated, proprietary locking handle positioned cleanly along the vertical mullion. This design provides ergonomic, effortless access while maintaining sleek, uncluttered visual profiles.

• Effortless Gliding Mechanism: Equipped with a premium, non-corrosive adjustable roller system—the high-performance "engine room" of the window—ensuring a silent, smooth-as-silk slide every time.

• Advanced Security Defenses: Outfitted with structural anti-lift blocks inside the upper frame track, preventing outside manipulation or lifting of the active sashes to keep your home safe and secure.

• Weather & Pest Barriers: Designed with built-in weather flaps that shield drainage slots to minimize water entry and air draft infiltration.

• Seamless Finishes: Custom mullion and transom end caps seal away internal structural cavities, eliminating spaces where dirt, grit, or insects can hide.

• Certified Reliability: Fully tested and proven to satisfy or exceed demanding Australian Standards, including AS2047, AS1170, AS1191, and AS3959.

Specifications & Sizing:

• Window Dimensions: Height 1800mm x Width 2700mm

• Required Stud Opening (Reveal Windows Only): Height 1850mm x Width 2750mm

• Transom Height: 600mm

• Weight: Single Glazed: 73kg (Double glazing not available for this model)

Eco-Friendly Engineering & Energy Performance: Replacing basic windows with high-performance units is a direct route to shrinking residential heating and cooling expenses. Comprehensive research by the Sustainable Windows Alliance of Australia shows that upgrading standard openings can boost an entire home's overall efficiency rating by 2 to 2.5 stars. Built using 100% recyclable, commercially derived aluminum, this sustainable framing system represents an eco-responsible property upgrade.

While competing window systems rely on bulky adapters to carry specialized glass, our high-spec frame natively accepts advanced single-glazing upgrades right out of the box. Effortlessly run energy-saving Low-E glass, or up to 10.5mm thick high-performance acoustic and thermal glass profiles with no unsightly frame alterations.

Pro Tip for Smart Design: To squeeze the most efficiency out of your build, ensure your main living areas face north to leverage seasonal shading, insulate your walls heavily, and prioritize high-performance window units.

Contact Us for Custom Orders: If you need custom sizing splits, specialized glass coatings, alternative panel layouts, or specific powder-coated frame finishes to match your architectural plans, our manufacturing team is ready to help. Contact us today to request a tailored project quote!