Industrial folding door Tecnoserranda

Folding portals with or without floor guides
Upper rail can be equipped with electric motor operated actuator (mono- or three-phase) complete with chain and with reset for manual emergency operation. Optional 90° + 90° opening.
Multi-leave type folding portals. Leaves packed on the sides. Leaf construction: 50 mm overall thickness; double pre-coated & galvanized steel sheet 0.8 mm thick laid on a perimetral frame of galvanised steel fitted with concealed gasket housing. Heat insulated w/ polyurethane foam, density 40 kg/cu m. Maximum individual leaf width 1250 mm. On request 1450 mm width leaves with 0,5 mm thick steel sheet and RAL 9010 coating may be supplied. Anti-breaking aluminum hinges are supplied. Hang carriages on ball bearing wheels running on top rails. Fitted w/ weather tight EPDM gaskets on sides and top & bottom brush seals. The supporting structure is galvanised steel coated to black color. Manual lift-type handle locking on two points. Standard external and internal coating colors (the same on both sides) : white RAL 9002, red RAL 3000, green RAL 6005, brown RAL 8014, blue RAL 5010. On demand: other RAL colors; round or square vision panels fitted with insulating and/or laminated glass pans; ventilation panels; man pass-door. Maximum dimension: (wxh) 20000 mm x 6000 mm

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