Technical specifications

Features and Benefits

• Heavy duty 100 microns Exo Set gel-coatd
• Exo Set GC offers longer lasting colour
• Ultimate UV Absorber by UVAS+ new generation nano ultra-violet absorber
• 30 Years warranty


• Roof and wall lighting for commercial and industrial buildings.
• requiring long term natural lighting without early surface degradation.
• Educational facilities (Schools, Universities, Polytechnics) and childcare centers.
• Public outdoor areas requiring good UV protection.

Surface Coatings

100 micron* EXO-SET 205 Premium Gelcoat weather surface used in the manufacture of Topglass® GC gives very good protection against solar deterioration. The reverse side of the sheeting is protected with a 30 micron UV stabilised Polyester film. Where corrosive atmospheres exist which affect the underside of the sheeting

Gel-coated natural roof lighting-high resistance against weathering and solar deterioration

Topglass GC is the top of all the Topglass natural lighting family of products, Utilizing an innovative manufacturing process developed by Alsynite NZ, whereby similar 100 micron Gel-coat exclusively developed for Topglass is applied to the weather surface of the sheeting.
Having 100 microns thick coating offers exceptional resistance against corrosive atmospheres, and providing protection against solar deterioration that will result in glass fiber showing.

Visible Light and Solar Transmission

Weight Color
Cool Clear Ivery
Light Solar Light Solar Light Solar
(1.2 mm.)
39% 27% 78% 69% 64% 56%
(1.5 mm.)
36% 23% 72% 63% 58% 47%
(2.5 mm.)
30% 20% 62% 58% 47% 40%

Manufacturing Process

CHP technology Cumean Hydro Peroxide Activater.


AS/NZS 4256.3:2006 ID:4115 (Australian/New Zealand Standard) And TIS.612-2549 (TISI Thailand Standards).


Topglass® GC is supported by a water penetration 30 year warranty and a 20 year light transmission and non fiber show warranty. For written
project warranties, contact Inno-Cons (Thailand) Co., Ltd.

Additional downloads

Design Considerations
Popular profiles
Project solutions


I-Cons Asia Co., Ltd. takes particular pride its JAS-ANZ Certification under the Benchmark Certification scheme. Recognised in over 90 countries and providing security in every respect to customers, JAS-ANZ certification not only guarantees accurate systems process, and unlike other Quality Standard schemes,
JAS-ANZ Certification also has the added advantage of ensuring our customers always receive consistent and monitored quality product, legally certified to AS/NZS 4256. Part 1 and 3.

Being a manufacturer in the Kingdom of Thailand, I-Cons Asia Co., Ltd. is also a certified manufacturer of FRP by the Thailand industrial Standard certification body obtaining the TIS 612-2549(2006) for Glass Fiber Reinforced Polyester Sheets. Like the JAS-ANZ certification this also unsure that all products have tractability all the way from each raw material through each step of process to finished goods.