Pitched Roof Skylight 500 x 500 mm, Fixed, Frameless, Triple Glazed,14.85kg, UV 0.9
Original price was: £ 328.00.£ 212.00Current price is: £ 212.00. incl. VAT
Prices go up when the timer hits zero.
12 in stock (can be backordered)
Regal Glass Group: A trusted manufacturer of premium roof windows ✓
Leakproof Design – Tested for Maximum Weather Resistance
Type: Fixed Frameless Pitched Roof Skylight
Internal Size: 500 x 500 mm
External Size: 700 x 700 mm
Glazing Type: Triple Glazed
Net Weight: 10.85kg
U Value: 0.9 W/m²K
G Value: 58%
Light transmittance : τv [%] 72
Sound reduction (EN 12758): 39dB
UV transmission : τuv [%] 0
Roof Pitch Range: 6° to 45°
Experience the excellence of Regal Glass Group’s roof windows, featuring these impressive technical characteristics.
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12 in stock (can be backordered)
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Pitched Roof Skylight 500 x 500 mm, Fixed, Frameless, Triple Glazed,14.85kg, UV 0.9
Insulated Upstand for Pitched Roof Skylight 500 x 500 mm
Premium Pitched Roof Skylights
Immerse your space in natural light with the innovative Regal Glass Pitched Roof Skylight 500 x 500 mm. This architectural marvel seamlessly blends stunning design with exceptional functionality. Backed by over two decades of expertise crafting the finest skylights, we offer a variety of pre-fabricated sizes and custom options to ensure a perfect fit for your project.
Why Choose Our Regal Glass Skylight Windows:
- Exceptional Thermal Performance: Advanced triple-glazed units with a 15mm warm edge spacer filled with Argon gas achieve an impressive U-value of 0.9 W/m²K. Enjoy significant reductions in energy bills and year-round comfort in your home.
- Unobstructed Vistas: The frameless design maximizes natural light penetration, offering breathtaking panoramic views and a sleek, minimalist aesthetic that complements your pitched roof’s architecture.
- Effortless Maintenance: Enjoy spotless glass with our self-cleaning technology, activated by sunlight for minimal upkeep.
- Versatile Installation: Suitable for roof pitches between 6° and 45°, making our Pitched Roof Skylights a great fit for many homes.
- Peaceful Ambiance: Provides effective soundproofing for a quieter indoor environment.
- Sun Safety: Offers protection against harmful UV rays, safeguarding your interiors.
- Safety First: Constructed with safety-toughened glass for ultimate peace of mind.
- Regulation Compliant: Meets all British Standards & Building Regulations and carries the CE safety marking.
Built to Last: Backed by a 20-year warranty, our skylights are a testament to superior durability and performance.
Essential Pitched Roof Skylight Accessories
Enhance your pitched roof skylight experience with these essential add-ons for a seamless skylight installation and optimal performance.
- Installation Kit for 1 x Pitched Roof Skylight 500x500mm (for a slate roof) or Installation Kit for Pitched Roof Skylight 500x500mm (for a tiled roof): Ensure a secure and stress-free installation with the appropriate kit for your roof material. Everything you need for a secure and stress-free installation on a tiled roof.
- Foam Rope – Structural Glazing Tape – 9mm Thick (7.5m Rolls): Provides both effective sealing and structural support during installation.
- Weatherproofing Sealant (Silicon) – DOWSIL™ 791, 310ml: Ensures a watertight seal around your skylight for lasting peace of mind.
- Lead Flashing Smooth 45cm x 5m Roll Grey – Easy-Trim and Lead Flashing Textured 45cm x 5m Roll Grey – Easy-Trim: BBA-certified lead replacement for pitched roof applications.
- Self-Cleaning Liquid Smart Glass Bottle 15ml: Replenishes the self-cleaning properties of your skylight for effortless maintenance.
Our Pitched Roof Skylights are composed of three distinct glass panes, each contributing to the unit’s durability and thermal efficiency:
- Top Pane: 6 mm Planibel Clearlite / Thermally toughened glass, compliant with BS EN 12150
- Middle Pane: 4 mm Planibel Clearlite / Thermally toughened glass, compliant with BS EN 12150
- Bottom Pane: Stratobel Clearlite 44.2 iplus 1.1 / Laminated glass with Low-E coating, compliant with EN 14449
Choose Regal Glass Skylight Windows
Choose Regal Glass for all your skylight needs. We offer a variety of custom-sized solutions to bring exceptional thermal performance, natural light abundance, and elegant design to your space.
Explore our extensive Pitched Roof Skylight range and contact us today to discuss your project!
🗺️ 500 x 500 mm Pitched Roof Lights Near Me
Searching for pitched roof lights in 500 x 500 mm near you? Also known as a 0.5 x 0.5 m roof light, this compact size is ideal for lofts, pitched extensions, and converted attic spaces where natural light adds comfort and clarity. At Regal Glass Group, we supply durable pitched roof windows that blend seamlessly with tile or slate roofs—without compromising insulation or aesthetics.
✅ Saves up to 10% on energy bills
✅ Certified for UK weather – no condensation, no drafts
✅ Trusted by 1,200+ UK homeowners & trades
✅ Custom Sizes Available
✅ Fast UK Delivery
Built to strict UKCA standards, our pitched roof lights are weather-sealed, installation-ready, and engineered for energy efficiency. We deliver quickly across the UK—helping you transform underused roof space with high-performance daylight solutions.
| Weight | 14.85 kg |
|---|---|
| Dimensions | 55 × 10 × 55 cm |
| Brand |
Regal Glass |
| Color |
Clear |
| Internal Size |
500 x 500 mm |
| External Size |
700 x 700 mm |
| Glazing Type | |
| Glass Tint | |
| Self-Cleaning: |
Yes |
| Roof Type |
Pitched Roof |
| Skylight Type |
Frameless |
| Top Glass Pane: |
6 mm Planibel Clearlite / Thermally toughened glass EN 12150 |
| Air Gap |
16 mm Argon 90% |
| Middle Glass Pane: |
4 mm Planibel Clearlite / Thermally toughened glass |
| Air Gap |
16 mm Argon 90% |
| Bottom Glass Pane: |
Stratobel Clearlite 44.2 iplus 1.1 pos.5 / Laminated glass with Low-E coating EN 14449 |
| Spacer Type |
15mm Black Warm Edge |
| U value |
0.9 [W/(m².K)] |
| Sound reduction - EN 12758 |
[dB] 39 (-2;-7) |
| Light transmittance: tv [%] |
72 |
| External light refection : ρv [%] |
17 |
| Internal light refection : ρvi [%] |
17 |
| Colour rendering index : Ra [%] |
97 |
| Solar energy transmittance : g [%] |
57 |
| Shading coefcient : SC |
0.66 |
| Selectivity |
1.26 |
| UV transmission : τuv [%] |
0 |
Delivery Times:
- Standard Size Flat & Pitched Skylights: Typically delivered within 3 to 6 working days.
- Custom Size Orders: Production and delivery to the UK take approximately 3 to 6 weeks. Delivery is free of charge.
- Roof Lanterns: Delivered within 10-14 working days from the date of order.
- Framed Skylights: Delivered within 10-14 working days from the date of order.
- Electric Opening Skylights: Delivered within 10-14 working days from the date of order.
- Walk-On Skylights: Delivered within 10-14 working days from the date of order.
- Skylight Blinds: Delivered within 10-14 working days from the date of order.
Delivery Hours:
- Monday to Friday, between 8 am and 5 pm.
Once your payment has been processed, we will contact you to arrange a convenient delivery time.
Placing an Order: To view delivery costs, please add your desired products to the cart and enter the shipping address.
Delivery Areas:
- Within London (M25): Our dedicated drivers ensure safe delivery. Please ensure that you or your builders are present to accept the delivery, as our drivers work alone and the vehicles are pre-loaded.
- Outside London (M25): We utilize an external shipping network. The courier will contact you to schedule a suitable delivery time.
- Extra Economy Shipping: Available for all areas except Northern Ireland and Scotland. In rare cases, delivery may be to a local depot if suitable vehicles are unavailable.
Important Notes:
- Many of our products are heavy, ranging from 10kg to 280kg. Depending on the size and weight, additional help may be required for unloading (2-6 people).
- We are not liable for any damage during unloading. It is the customer's responsibility to manage this process.
- If no one is present to receive the delivery, our driver will attempt to contact you via phone, text, or voicemail. If contact cannot be made, the product will be returned to our warehouse.
Why Choose Our Insulated OSB Upstands?
Before and After
See how a space is completely transformed with a Regal Glass skylight.
- Maximum daylight
- Modern minimalist design
- Superior insulation & UV protection
One change. Total transformation. Choose Regal Glass Group.
Our Roof Windows in Action
Photos from completed projects by our clients
Quick Shipping
Get it fast with our expedited shipping options.
Secure Payment
Shop safely with our secure online checkout.
Easy Returns
Hassle-free returns within 30 days.
20 Year Warranty
Enjoy peace of mind with our extensive warranty.
Frameless Skylights Glass Performance
Experience the perfect blend of natural light, energy efficiency, noise reduction, and UV protection with our precision-engineered glass.
PITCHED ROOFS
TILE & MEMBRANE COMPATIBLE
EASY & SECURE INSTALLATION
Will It Fit My Roof?
1. Pitched Roofs
Our skylights are suitable for pitched roofs with a pitch between 6° and 45° when installed with the correct upstand or flashing kit.
2. Tile & Membrane Compatible
Designed for all common UK roof types – from clay tiles and slate to EPDM, GRP, and bitumen flat roof membranes.
3. Easy & Secure Installation
Each skylight is engineered for watertight, airtight installation. Use our installation kits and add our pre-fabricated upstands for a perfect fit and finish.
Easy to replicate
Installation Guide
Dive into our user-friendly Installation Guide for a smooth skylight setup. Get the clarity you need, step-by-step.
Click below to explore the full guide.
Customer Reviews
4 reviews for Pitched Roof Skylight 500 x 500 mm, Fixed, Frameless, Triple Glazed,14.85kg, UV 0.9
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Yes. This unit is designed for pitched roofs between 6° and 45° and is compatible with both tile and slate. We also supply flat roof options separately.
Our triple-glazed models offer U-values as low as 0.9 W/m²K (whole unit), helping you meet Part L regulations and reduce heat loss.
Yes. All our skylights come with self-cleaning glass as standard to reduce dirt buildup.
Yes. We offer made-to-measure rooflights to fit your exact requirements. Contact us for a custom quote.
Yes, our skylights can be installed on both cold and warm roof types.
Yes. When installed with our official flashing kit and according to instructions, it is guaranteed to be watertight.
Absolutely. Each unit uses toughened outer and laminated inner glass that complies with UK safety standards (EN12150 / EN14449).
We offer a 20-year guarantee on the glazing unit.
Luke Ronalds –
The skylight does what it’s supposed to. Satisfied overall.
Toby Porter –
I’m beyond impressed with the minimalistic design of the 500 x 500 pitched skylight. It blends seamlessly with our roof!
Callum Reid –
Added a small 500×500 mm skylight to our bathroom, and it’s amazing how much it brightens the room.
Leo Watson –
Happy with the skylight in our new home. Nothing extraordinary, we are happy with the overall service.