RG Fixed Flatglass
Flatglass – On Site Image 1RG FIXED RECTANGULAR v2

RG Fixed Flatglass

The RG Fixed Flatglass rooflight is the perfect solution for any situation that requires natural light. With outstanding sleek looks and high quality design and manufacture combined with full building regulation compliancy and low price, it is no surprise it has an excellent reputation with the trade and architects alike which is why we have many repeat trade customers also and are regularly specified by architects. There is no visible framework and it is ideal for flat roofs and pitches less than 15 degrees. We offer free nationwide delivery with 48 hour delivery available on stock sizes. The product is also quick and easy to install. Simply position the rooflight onto your preformed upstand and screw into place. The low profile fitting even ensures flush glazed aesthetics and the frameless design allows for maximum light infiltration. The rooflight is ideal for most types of roofs including asphalt, fiberglass, kingspan, sarnafill and many more. We even offer an unrivalled customer service both before and after sale and please therefore do not hesitate to contact us.

From £709.20


Product Description

  • No visible framework
  • Perfect for flat roof situations.
  • Impressive thermal and insulation qualities.
  • Fully compliant with UK building regulations.
  • 48-hour delivery available on stock sizes.
  • 5 year warranty (do not be tricked by companies offering huge length warranties, this is normally on the seal only and not the rooflight itself).
  • Free nationwide delivery.
  • Popular with architects and the trade.
  • Flush Glazed aesthetics.
  • Quick and easy installation.
Stock Sizes

750 mm x 750 mm

1000 mm x 1000 mm

1200 mm x 900 mm

1200 mm x 1200 mm

1500 mm x 1000 mm

1500 mm x 1500 mm

2000 mm x 1000 mm

3000 mm x 1000 mm

Technical Information

U value – As low as 1.4 W/m2K overall.

Glass specification – 28mm overall glass unit consisting of 4mm clear toughened outer pane, 20mm argon filled cavity, 4mm clear toughened low ‘e’ inner pane.

Non fragility – TN66/67 Class 2 tested impact resistance.

Kerb – Designed to be fitted to existing kerb or builders timber kerb. Kerbs should be installed with a minimum recommended pitch of 5 degrees. A nominal thickness of 75mm is recommended for fixed units.

Finish – Standard colour is slate grey (RAL 7015).


Approximately 2 to 3 working days on standard stock sizes.

Approximately 3 to 4 working weeks on bespoke made to order sizes.

Delivery is to kerb side only. Our driver will require assistance with off loading and someone must be present to sign for the delivery.

Please note that units can be very heavy and you will need to ensure you have the sufficient number of people on site to assist with offloading. Please speak to a member of our customer service team for further information.

All methods of lifting the unit onto roof (hoist/crane etc.) is the responsibility of the customer.

Tech Drawings

Plan View Technical Drawing

Length Technical Drawing

Span Technical Drawing