
UPVC Doors and Windows
Engineered for Bihar's climate — thermal insulation, sound reduction and decades of low-maintenance performance.
Deceuninck · Prominance · Gluven

OVERVIEW
Thermal comfort, sound reduction and weather resistance for modern homes.
Alwindor's UPVC doors and windows bring precision-engineered thermal comfort, acoustic insulation and weather resistance to residential and hospitality spaces across Bihar. Fabricated from premium system profiles and finished with quality hardware, each unit is measured, manufactured and installed under controlled standards.
POWERED BY
The brands behind the system
Belgian brand established in 1937 — among the world's top 2–3 manufacturers of PVC window and door profiles. Operates in 90+ countries, positioned on European engineering, A++ energy ratings, multi-chamber profiles and strong thermal/sound insulation. Known systems include Zendow (doors), Legend and Everest Max (windows).
Deceuninck
BELGIUM
PARTNER
World's top UPVC profile manufacturer · 90+ countries · European A++ energy ratings
India's largest uPVC windows & doors manufacturer. Profiles certified by SKZ (Germany) and BSI (UK), tested for 25,000+ hours of extreme weather. 100% lead-free and RoHS-compliant — delivering European-grade performance at scale for the Indian market.
Prominance
INDIA
PARTNER
India's largest UPVC manufacturer · SKZ & BSI certified · 25,000+ hr weather-tested profiles
Brand as specified by Alwindor. Exact spelling, country of origin and technical positioning to be confirmed directly with Alwindor before publishing. Logo, spec sheets and brand paragraph requested.
Gluven
TO BE CONFIRMED
PARTNER
World's top UPVC profile manufacturer · 90+ countries · European A++ energy ratings
TYPES & CONFIGURATION
Configured to your opening
Casement Windows
Side-hung outward-opening sashes for maximum ventilation and clean sightlines.
Sliding Windows
Space-saving horizontal sliders ideal for balconies and compact openings.
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Tilt-and-Turn Windows
Dual-action sashes — tilt for ventilation, turn for full opening and cleaning access.
03
Fixed Windows
Large glazed picture windows framing uninterrupted views.
04
French Doors
Elegant double-leaf doors connecting interiors to gardens and balconies.
05
Combination Units
Bespoke assemblies combining fixed, casement and sliding elements.
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PERFORMANCE METRICS
Why this system
Thermal Comfort
01
Multi-chamber profiles reduce heat transfer, keeping interiors cooler in summer and warmer in winter.
Thermal Comfort
02
Multi-chamber profiles reduce heat transfer, keeping interiors cooler in summer and warmer in winter.
Thermal Comfort
03
Multi-chamber profiles reduce heat transfer, keeping interiors cooler in summer and warmer in winter.
Security
04
Multi-point locking hardware and reinforced profiles resist forced entry.
Low Maintenance
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UV-stable profiles will not warp, rot, corrode or need repainting.
Design Flexibility
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A range of finishes, glass and hardware options suit diverse architectural styles.