||Dome / Light collector
||Made of clear, transparent, polycarbonate 2mm thick, UV stabilised, circular in shape, hemispherical design, with flat flange
||530 mm Dome and upto 530 mm diffuser.
||allowence + / - 10 mm. dome diffuser made of Acrylic not acceptable
||Day lighting Radial Lens Diffuser - Spectra Bright (for low height or False ceiling roofs)
||Material UV-stabilized, optical-grade polycarbonate Width Total Lens / Web 37.75 inch (95.9 cm) / web of 4- inch (10-cm) square
||Must be cut to size of the tube dia and fixed with bottom part of the reflective tube with metal or FRP L ring.
||Made of FRP with gel, single piece prefabricated before dispatch, matching the roof profile of the roof where it is to be installed.
||Profile of the roof adaptor must match 100% roof profile where it is to be installed.
||PMust be prefabricated at vendors site before dispatch to site.
||Made of aluminium 0.2 mm thick sheet. Brightened, anodised and PVD-coated, PVD AL 99.99. Reflective film glued to aluminium sheet not allowed.
||Length 0.6 mtrs. Reflectance of 95%+.
||Reflective film glued to aluminium sheet not acceptable.