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Contents · Description Description Construction Standard sizes · Installation details Low leakage steel doors are designed for use in air conditioning systems, plant rooms, filter plenums, air handling units etc.. If exposed to the weather the steel doors should be protected with anti-corrosion paint. The stable construction guarantees a very low leakage even with high pressure differentials. Good sound insulation is also achieved in the construction with additional acoustic treatment (X versions). 2 Product range Accessories · Technical data Order details

Construction Type ST · STV · XT · XTV ST – Double skinned door in galvanised sheet steel with rockwool insulation: door thickness d approx. 44 mm – Installation frame (angled section or U-channel) with or without galvanised builders cleats welded in position – Double lever locking devices (2 pieces) diecast aluminium, enables operation from both sides – APT rubber seal, temperature resistant up to 90 °C – Maximum pressure differential 1000 Pa (pressure should push the door against the frame); leakage Ȃ 2 m3/h XT As for type ST, but also with additional acoustic treatment XTV As for type STV,...

Construction Type ST-D · STV-D · XT-D · XTV-D ST-D XT-D As for type ST-D, but also with additional acoustic treatment – Double skinned door of galvanised sheet steel with rockwool insulation; door thickness d approx. 44 mm – Installation frame (angle section or U-channel) with screwfixed centre mullion and with or without galvanised builders cleats welded in position – Double lever locking devices (2 pieces per door) in diecast aluminium, enabling operation from both sides – APT rubber seal, temperature resistant up to 90 °C – Maximum pressure differential 1000 Pa (pressure should push the door...

Standard Sizes · Installation Details Standard sizes Type No. of builders cleats per B dimension No. of builders cleats per H dimension All B and H dimensions can be combined. Intermediate dimensions (B and/or H dimension) can be supplied. Outside pressure pushing door against frame Builders cleat Outside pressure pushing door against frame Installation details Single door construction shown For double door construction, 1 additional builders cleat on the B dimension Angle section Installation frame Dimensions in mm Angle section Type ST · STV · ST-D · STV-D XT · XTV · XT-D · XTV-D

Product Range Product range Construction Complete with Basic construction Rim cylinder dead lock Mortise dead lock, designed to accept a profiled cylinder (profile cylinder by others) Glass inspection port Pressure relief valve Removable front locking levers (of the double lever locking device) Rim cylinder dead lock Basic construction with glass inspection port Pressure relief valve Removable front locking levers Basic construction with pressure relief valve Mortise dead lock, designed to accept a profiled cylinder (profile cylinder by others) Rim cylinder dead lock Mortise dead lock, designed...

Accessories · Technical Data Type XT · XTV · XT-D · XTV-D in dB: Sound reduction index in dB: Sound reduction index rating in Hz: Frequency XT · XTV (doors on both sides of wall opening) Note: Before mortaring in place, align door carefully; when the door is closed, the seal must be in contact with the door frame all the way around. * Reference curve from DIN EN ISO 717 Arrangement of accessories Type ST · STV XT · XTV Type ST-D · STV-D XT-D · XTV-D right hand construction shown Type ST · STV XT · XTV ST-D · STV-D XT-D · XTV-D ቩ Mortise lock, designed for mounting a profiled cylinder ቪ Glass...

Order Details Order code These codes do not need to be completed for standard products Types ST STV XT XTV ST-D STV-D XT-D XTV-D Standard sizes B x H in mm (see page 5) T Installation frame (see page 6) E E 11, 13, 15, 21 E Z E (if not given 11 is supplied) E U Construction Right hand “R” Left hand “L” (only for ST · STV · XT · XTV; if not specified, “R” is supplied) Right hand construction Left hand construction Order example Low leakage steel doors comprising: – Double skinned door in formed galvanised sheet steel to DIN EN 10142, without spot welds visible on outside of door; with insulation...