Gel-Coated Natural Roof Lighting
Topglass® GC is the flagship of the Topglass® natural lighting family of products, and uses an innovative manufacturing process developed by Alsynite NZ, whereby a 130 micron*.
EXO-SET 206 Premium Gelcoat is applied to the weather surface of the sheeting.
Offering exceptional resistance against corrosive atmospheres and providing protection against solar deterioration, Topglass® GC Brings additional benefits to building designers and owners.
Topglass® GC can also be supplied in solid colours providing an excellent alternative to metal roofing and cladding systems in corrosive environments (see Topclad page 8).
Manufactured from an acrylic modified polyester resin system and incorporating additional ultra violet stabilisers, Topglass® GC utilizes antistatic high quality glass fibre rovings to give maximum strength during the curing and bonding process.
The ultimate benefit of the Topglass® GC product over general purpose grades of GRP natural roof lighting products is the addition of Alsynites UV-stabilised 130 micron* EXO- SET 206 Gelcoat surface which is a reactive thermo-set to provide a high gloss surface.
Topglass® GC which is manufactured to meet the requirements of AS 4256:3.2006, is economical and provides flexibility whilst resistring UV degradation and yellowing much longer than is commonly experienced with general purpose grade translucent roofing products.
Harmful Ultra Violet Rays remain a major concern for today’s building designers. Topglass® GC can be supplied in a variety of pigments and can be supplied as Topglass® GC SPF. This innovative Gel-Coat additive provides excellent UVA and UVB block and offers exceptional heat and light data (refer page 7).
Roof and wall lighting to all commercial, industrial, institutional and other buildings requiring long term natural lighting without early surface degradation.
School/Childcare Centres and public outdoor areas requiring good UV protection
Topglass® GC can be pigmented to meet varying light and solar . transmission requirements
Heavy duty solid colour-fast roofing and cladding can be supplied to replace traditional roofing and cladding products for use where corrosion exists. These are and cladding products for use and cladding can be supplied manufactured as Topclad GC (refer where corrosion exists page 8)..
Màu sắc | Colours and Tints
Topglass® GC is available in standard colours of Clear, Orchid, Opal and Cool. Other colours to suit specific design criteria are available on request. MOQ may apply for non-standard colours.
Noise Reducing Sheeting
Topglass® GC can be supplied as an effective noise reducing sheeting. See Topglass® Twin Skin Systems and Triple (page 18-20).
The operating temperature of Topglass GC is -30°C to + 70°C.
Topglass® GC can be supplied as fire retardant sheeting. See Topglass® FR50 Plus Page 16.
To comply with the requirements of AS 1562.3: 2006 Part 3 Plastic, translucent roofing products are classified as “ Brittle Roofing” and therefore not suitable to support foot traffic. With exception of Topglass® Ultra-Safe Safety mesh should be installed under all translucent roofing.
Severe Corrosion Environments
In areas where corrosion is severe Topglass® GC can be manufactured using a special purpose Vinyl Ester corrosion-resistant resin system.
Sheeting as manufactured by Alsynite NZ Ltd to comply with AS 4256.3: 2006 JAS-ANZ Certification Licence No. 2349. The sheeting shall be measured in g/m² or mm (sheet thickness) and manufactured to conform to the nominated roofing and cladding profile (refer to Technical Information, page 24). Installation shall be carried out in accordance with the requirements of AS 1562.3: 2006, Topglass ® technical literature and Alsynite NZ Technical Catalogue.
GC is supported by a comprehensive 25 year warranty and a 20 year visible light and solar transmission warranty. For written project warranties, contact NAACO Plastic.