Promat Flamebraker.pdf - SIG Technical Insulation

ROOF LININGSThe Fire Protection HandbookFLAMEBRAKER ® GRID COMPONENTSAll hot dip galvanised steel to BS 2989: 1982, minimum galvanic coat G200.Main tees35mm x 35mm x 3600mm long,punched at 150mm centres for crosstees and spring wedges. Main tees havesplice tabs at both ends to forminterlocking joints.Cross tees35mm x 35mm x 603mm effectivelength, punched to hold spring wedges.4Fixing straps18mm wide x 300mm or 450mm long,split and notched at one end to allowsnapping on to main tee stalk. No drillingor screwing is required.Spring wedges11mm x 17mm x 60mm long,corrugated to prevent slipping. Suitablefor both 6mm and 9mm thick boards.Angle trims90º, 120º or 135º angles are available ingalvanised steel (size 25 x 25 x 3600mmlong).Insulationretaining clipsUsed to retain insulation in vertical orsteply sloping installations, 15mm wide x140mm long with 80mm split ends.Clipped on to main tees, ends simplybend out to retain the insulation.Spring wedgeMain teeFixing strapSquare punched hole for crosstee, spring wedge or insulationretaining clipsInterlockingsplice tabsMain teeCross teeExpansioncut outInsulationretaining clipsFLAMEBRAKER ® Components DetailTHE PASSIVE FIRE PROTECTION HANDBOOKPROMAT UK LIMITED76