Tirumala Tirupati Devasthanams Tender

Providing and fixing factory made uPVC white colour fixed glazedwindows / Ventilators comprising of uPVC multi chambered frame andmullion (where ever required) extruded profiles duly reinforced with 1.60± 0.2 mm thick galvanized mild steel section made from roll forming process of required length (shape & size according to uPVC profile),uPVC extruded glazing beads of appropriate dimension, EPDM gasket,G.I fasteners 100 x 8 mm size for fixing frame to finished wall, plasticpackers, plastic caps and necessary stainless steel  crews etc. Profile of frame shall be mitred cut and fusion welded at all corners, mullion (ifrequired) shall be also fusion welded including drilling of holes for fixinghardware's and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof siliconsealant over backer rod of required size and of approved quality, allcomplete as per approved drawing & direction of Engineer-in-Charge inclusive of cost of Single / double glass panes and silicon sealant.

Note: For uPVC frame, sash and mullion extruded profiles minus 5%tolerance in dimension i.e. in depth & width of profile shall be acceptable.Variation in profile dimension in higher side shall be acceptedbut no extra payment on this account shall be made.

Fixed windows / Ventilators made of (small series) frame 47 x 50mm & mullion 47 x 68 mm both having wall thickness of 1.9 ±0.2 mm and single glazing bead of appropriate dimension.