Welcome to Nepal Windoor's System Aluminium – Where Strength Meets Slim Design.
Step into a new class of architectural glazing with Nepal Windoor's system aluminium windows and doors. A system is not simply a frame: profile, thermal break, hardware, gaskets and drainage are engineered and tested as one complete assembly, so every unit performs exactly as designed. The result is glazing that carries larger spans, holds tighter tolerances and lasts far longer than fabricated-to-order aluminium.
Thermally broken profiles with polyamide insulating bars break the path of heat through the frame, keeping interiors cool through the Terai summer and warm through the hill winter. Slim sightlines push more daylight into every room, while high structural strength allows tall sliding leaves and wide openings that no other material can deliver. Multi-point locking hardware, EPDM weather seals and engineered drainage channels stand up to monsoon rain and gale-force winds without a drop getting through.
From casements and tilt & turns to lift-and-slide patio doors, bifolds and heavy-duty commercial entrances, our system aluminium range is finished in the full RAL powder-coating palette, plus anodised and wood-effect options that stay colour-stable under Nepal's high UV. Whether you are building a private residence, a hotel or a commercial tower, Nepal Windoor engineers, fabricates, installs and services the system with our own trained teams – and backs it locally.
Signature Sliders
Meridian47
Where Smooth Design Meets Strong Performance
MERIDIAN47 offers an aesthetically pleasing appearance and smooth performance. Made from high-grade 6063-T6 alloy, it promises wind resistance and long-term strength. Large multi-point load system with optional mesh track for...
Meridian32
Smart and Performance oriented
MERIDIAN32 a refined system aluminium sliding window. Combining a slim 20mm sightline for clear visuals and durable strength in high quality 6063-T6 Alloy. Made for contemporary aluminium house and industrial premises windows, it is design...
LINIA300
Built for Versatility, Designed to Scale
LINIA300 is a high-performance system aluminium sliding window that strikes the ideal balance between flexibility and clean architecture. It is made with 45° frame joints and 90° sash meets, ensuring structural accuracy usin...
Premium Sliders
SG4500
Scale without compromise
The SG4500 sliding system delivers expansive glass views with a slim 22 mm interlock and concealed unitized glazing on all four sides. Available in 2 and 3 track configurations, it supports up to 400 kg per leaf and accommodates glazing from 12-...
LS400
Heavy-Duty Performance for Large Openings
LS400 is a strong system aluminium sliding window door system designed for large openings and heavy glass applications. Made from high-quality 6063-T6 alloy, it can accommodate heavy sash weights (up to 400 kg) whilst allowing smoo...
Minimal Sliders
EPIC19
Ultra-Slim Luxury, Seamless Living
GREFET EPIC19-series premium system aluminium sliding window is modular designed for ultra-slim-with-views. Designed to balance structural integrity with maximize natural light at a slim 19mm sightline and is comprised from high-stre...
Signature Casement
CS50
Elevate Living with High-Performance Hinged Systems
The GREFET CS50 Series is a refined range of high-performance aluminium window and door systems designed to bring together aesthetics, durability and everyday comfort. Engineered with flexible threshold options and advanc...
cs40
Where Smooth Design Meets Strong Performance
The GREFET CS40 Casement System is a modern and cost-effective aluminium window and door solution designed for contemporary residential and high-rise projects. Engineered for durability, clean aesthetics, and smooth functionalit...
cs37
Smart design for compact spaces
CORSET37 is a series of versatile casement windows designed for optimal functionality and elegant aesthetics. Featuring a robust hinged system with a sleek 30mm frame depth, these units are crafted from premium 6063-T6 aluminum alloy for exc...
Premium Casement
CSP100
Premium solution tailored for modern living
The GREFET CSP100 Series is a premium collection of aluminium door and window systems crafted for bold architectural expression and elevated everyday comfort. Designed with precision engineering and contemporary aesthetics, the s...
Curtain Wall
GCW3500
Slim Façade, Strong Performance
GREFET GCW3500 is a next-generation aluminium curtain wall system focused on achieving sleek façades with high structural performance. At just 35mm sightline it increases glass area, daylight and design modernity. Engineer...
