Hörmann ZK multi-purpose steel door, honeycomb core, leaf for STN door frame

The Hörmann ZK multi-purpose door is a steel door leaf for indoor areas. It is suitable for a cellar, boiler room, business premises or as an entrance to an unfinished loft. The leaf is designed for fitting in a standard steel door frame to STN with 3 hinges (3-hinge frame); the frame is not included.

Leaf design

• Leaf – 1-leaf, 40 mm thick, 0.55 mm galvanised sheet steel fully bonded to a honeycomb core, rebated on 3 sides with a thick rebate, U-profile at the bottom. The leaf is dimensionally stable and does not warp.
• Lock – mortise lock with plastic latch and steel bolt, 72 mm centres, handle at a height of 1060 mm from the floor. The handle set is not included with the leaf.
• Hinges – 3 galvanised V0020 series hinges, hinge axes 200, 975 and 1750 mm from the top edge of the leaf – matching the 3-hinge STN steel frame.
• Height adjustment – the leaf can be shortened at the bottom to adjust the height by up to 20 mm, for example when replacing a door in older frames.
• Insulation – thermal insulation U_D 2.1 W/(m²·K), sound insulation R_w approx. 25 dB (door without glazing).
• Class – climate class III, stress group S.

Sizes and colours

• size – 600, 700, 800 or 900 × 1970 mm,
• colour – galvanised, RAL 9016 white, RAL 7016 anthracite grey, RAL 8028 terracotta brown or golden oak. The woodgrain decor film is not recommended for outdoor use.

What to buy in addition

Choose a handle set for the leaf – the cheapest is the Hörmann handle set for ZK doors in black plastic; other sets (roses, knob/handle, WC, aluminium, stainless steel) can be found in the accessories and in the configurator. The insulated leaf with a polystyrene insert is the ZK Styropor; doors including a frame are the ZK Styropor with frame or the D65. Send questions about sizes to eshop@saver.sk; installation in the Košice and Prešov regions can be found in the Hörmann doors range.