






For installations where the maximum light transmission is required.
Clear tint material is avaliable in the following sheets structure 25mm and 35mm
| Polycarbonate Thickness | Light Transmission | U Value |
| 25 mm Clear | 68% | 1.6 |
| 35 mm Clear | 64% | 1.2 |
For installations where protection from sun glare is required.
Bronze tint material is avaliable in the following sheet structures 25mm and 35mm
| Polycarbonate Thickness | Light Transmission | U Value |
| 25 mm Bronze Tint | 11% | 1.6 |
| 35 mm Bronze Tint | 6% | 1.2 |
For installations where privacy and protection from sun glare is required.
Opal tint material is avaliable in the following sheet structures Wall, 25mm and 35mm
| Polycarbonate Thickness | Light Transmission | U Value |
| 25 mm Opal | 30% | 1.6 |
| 35 mm Opal | 33% | 1.2 |
A multi layered dual colour sheet with a co- extruded heat reflective layer in the outer surface reducing the solar transmission by up to 50% compared with standard tint material, added to this excellent shading properties with the sharp clean lines of the opal inner face giving excellent reflective internal natural light.
Heatguard/Opal tint material is avaliable in the following sheet structures 25mm and 35mm
| Polycarbonate Thickness | Light Transmission | U Value |
| 25 mm Heatguard Opal | 7% | 1.6 |
| 35 mm Heatguard Opal | 4% | 1.2 |
A multi layered dual colour sheet giving the benifits of Bronze tint on the outer surface with the sharp clean lines of the opal inner face giving excellent reflective internal natural light.
Bronze/Opal tint material is avaliable in the following sheet structures 25mm and 35mm
| Polycarbonate Thickness | Light Transmission | U Value |
| 25 mm Bronze/Opal | 8% | 1.6 |
| 35 mm Bronze/Opal | 7% | 1.2 |
ROOF SHOWING INSERTED SOLARITE SOLAR HEAT INSERTS

| Silver Insert | Gold Insert | |
|---|---|---|
| Total Solar Energy Rejected (typically) | 85% | 85% |
| Glare Reduction (typically) | 85% | 87% |
| UV Blocked (300-380 nanometers) | 98% | 99% |
| Increase in polycarbonate U Value (typically) | 10% | 10% |
| Increase in thermal resistance to heat loss | 10%-15% | 10%-15% |
| Film Thickness - unembossed (typically) - embossed (typically) | 95 microns 175 - 200 microns |
75 microns 140-150 microns |
Polycarbonate Comparison Chart
| Polycarbonate Thickness | Light Transmission | U Value |
| 25mm Clear | 68% | 1.6 |
| 25mm Bronze Tint | 11% | 1.6 |
| 25mm Opal | 30% | 1.6 |
| 25mm Bronze/Opal | 8% | 1.6 |
| 25mm Heatguard Opal | 7% | 1.6 |
| 35mm Clear | 64% | 1.2 |
| 35mm Bronze Tint | 6% | 1.2 |
| 35mm Opal | 33% | 1.2 |
| 35mm Bronze/Opal | 7% | 1.2 |
| 35mm Heatguard Opal | 4% | 1.2 |

All you need to know about Polcarbonate Roof Sheets
![]() |
| The number one conservatory system on the market | ![]() |
||
privercy statement |
sitemap |
||
| © Lankesters Conservatories |



