Roof Window
Vallisco: Your Trusted Partner for Roof Window Company
Vallisco produces high-quality roof windows tailored for spaces that demand both natural lighting and steady air circulation throughout the day. Perfect for lofts, upper bedrooms, and converted attic areas, our roof windows are manufactured in China and built for long-lasting function and everyday comfort in all seasons.
Available in fixed or operable styles, every Vallisco roof window is made to exact specifications and tested for leak resistance, thermal insulation, and overall structural durability. Smooth hinges, strong locks, and clean lines make them easy to use, maintain, and visually appealing from both the inside and outside.
Vallisco’s dedication to smart functionality, dependable construction, and simple design elegance has made our roof windows a trusted solution across global residential and commercial building projects of every scale.
Custom Roof Window for Your Project
Aluminum Alloy Roof Window
Aluminum Alloy Roof Window
Aluminum Alloy Roof Window
Aluminum Alloy Roof Window Convertible Sun Terrace
Aluminum Alloy Roof Window Convertible Sun Terrace
Aluminum Alloy Large Roof Window
Aluminum Alloy Pneumatic Roof Window
Aluminum Alloy Electric Roof Window
Product Specifications You Should Know
①Type & Dimensions
| Category | Parameter | Details / Options |
| Type | Opening Mechanism | Top-hinged / Center-pivot / Side-hinged for emergency access |
| Roof Compatibility Angle | 15°–60° slope installation range | |
| Mounting Configuration | Recessed in rafter / Surface mount on batten frame | |
| Drainage Integration | Built-in water diverter / Condensation tray | |
| Dimensions | Frame Width Options | 550 mm / 780 mm / 1140 mm |
| Frame Height Options | 980 mm / 1180 mm / 1400 mm | |
| Glass Exposure Area | Up to 1.3 m² clear viewing surface per unit | |
| Minimum Flashing Clearance | 100 mm overlap for proper sealing with roof materials |
②Materials & Performance
| Category | Parameter | Details / Options |
| Materials | Frame Base Material | Composite thermoplastic / Fiberglass-reinforced aluminum |
| Inner Profile Finish | Mold-resistant polymer coating / Seamless PET skin | |
| Outer Cladding | Powder-coated aluminum / Anodized trim | |
| Sealing Gasket Type | Double-lip EPDM / Weather-resistant silicone | |
| Performance | Thermal Transmittance (Uw) | 1.0–1.4 W/m²K (with double/triple glazing) |
| Wind Load Resistance | Class C4 to C5 (per EN 12210) | |
| Rain Impact Rating | Pass EN 13049 soft-body impact test | |
| Air Tightness Level | Class 4 under EN 12207 | |
| Condensation Control | Vapor diffusion barrier + air channel drainage path |
③Appearance, Automation & Other
| Category | Parameter | Details / Options |
| Appearance | Frame Interior Color | White satin / Soft grey / Clean matte finish |
| Glass Tint Options | Blue-light control / Solar-control bronze / Neutral UV filter | |
| Framing Edge Detail | Slimline concealed / Beveled ceiling frame | |
| Automation | Motorization Option | Chain-operated opener / Rain sensor close / Solar-powered motor |
| Smart Ventilation Integration | Scheduled fresh-air program / CO₂ sensor linked opening | |
| Power Source Compatibility | 220V wired / Solar-cell battery / Manual override | |
| Other | Common Use Cases | Attic rooms / Loft renovations / Stairwell lighting |
| Certifications | CE / EN 14351-1 / RoHS-compliant construction | |
| Export Packaging Format | Pre-mounted with sealing kit / Corner protected + moisture wrap |
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We offer a full range of aluminium windows and doors and other window types designed for residential and commercial projects. Our products combine functionality with a modern aesthetic and can be tailored to project-specific requirements and international standards.
Have the perfect Windows Doors Idea For Your Project?
Certified Quality You Can Trust
Backed by globally recognized certifications, our factories deliver products that meet the highest standards of quality, safety, and performance.
CE-ROHS
CERTIFICATE SMK41054
CERTIFICATE SMK41055
FCC
SIRIM QAS I
SIRIM QAS II
TYT CEC (ST-PRO, ST-H01)
UL
CMA
Your Seamless Custom Solution
01 Initial Consultation Phase
Identify your needs, specifications, timeline, and industry standards to determine the most effective technical solution.
02 Engineered Solutions & Pricing
Deliver tailored systems with transparent pricing based on your designs, materials, and structural performance factors.
03 Trial Samples for Review
Ship material, surface color, and joinery samples to ensure accuracy and alignment with your project goals.
04 Contract Execution & Production
Sign off final drawings, formalize the contract, and move into in-house production under your requested delivery timeframe.
05 Thorough QC & Delivery
Apply quality checks, prepare packaging, and manage reliable delivery straight to your site or stockroom.
06 Continued Service Coverage
Provide setup advice, resolve technical concerns, and maintain communication after project completion for added peace of mind.
Common Questions About Roof Window
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Still haven’t found what you’re looking for? Don’t hesitate to contact us. We’re available around the clock to assist you.
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Vallisco — Performance You Can See. Quality You Can Trust.