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Stair-land­ing connections

The efficient, economic and sustainable way to connect prefab concrete stairs.

Invisible Connections stair connections have these benefits:

Made in Norway
  • Corbel-free connections
  • Fast installation on construction site
  • Less crane use
  • Thinner slabs
  • Stepsound reduction
  • Safe to install
  • Fire protected
  • Standard reinforcement
  • No welding, bolting or shimming on site
  • Access stairs during the construction period
  • ETA approved and tested solution
  • Made in norway


Rarely do people see our products,
That´s not because of a lack of popularity.
It´s simply that all our products are
purposefully designed to be unseen.
We call these solutions our hidden strengths.


Link to guidance for stair connections



Economic trapp 620

Efficient and economic

Sustainable trapp 620

Sustainable

Trinnlydsdemping 620

Impact sound insulation

Bilde godkjenning sert 620

Approvals

Products

Repos vegg forbindelser 600x600
Landing - wall connections
Trapp repos forbindelser 600x600
Stair - landing connections
Veggutsparinger 600x600
Wall recess
Ekstrautstyr 600x600
Additional equipment
Ekstrautstyr 600x600
Lifting equipment

Landing - wall connections

TSS 60 P b

TSS 60 P, telescopic connection

Stair connection, 57kN, cord operated. Outer tube is made of resirculated PE. For landings down to 120 mm.
RVK 60 P b

RVK 60 P, telescopic connection

Stair connection, 57kN, bolt operated. Outer tube is made of resirculated PE. For landings down to 120 mm.
TSS 101 G

TSS 101, telescopic connection

Stair connection, 100kN, cord operated. Outer tube made of steel. For landings down to 170 mm.
RVK 101 G

RVK 101, telescopic connection

Stair connection, 100kN, bolt operated. Outer tube made of steel. For landings down to 170 mm.
TSS 102 G

TSS 102, telescopic connection

Stair connection, 100kN, cord operated. With impact sound reducing unit. Outer tube made of steel. For landings down to 200 mm.

Stair - landing connections

TSS 25 L

TSS 25 L, stair-landing connection

Connection between stair - landing, corbel free. Leveling adjustment. Fully reinforced and can be used as lifting anchor in production and installation.
TSS 20 FA

TSS 20 FA, stair-landing connection

Connection between stair - landing, corbel free. Leveling adjustment.
TSS 60 P b

TSS 60 P, telescopic connection

Stair connection, 57kN, cord operated. Outer tube is made of resirculated PE. For landings down to 120 mm.

Wall recess

IC BOX

IC Box 100, recess box

Recess box for wall. Made of recycled HDPE.
IC Box 100 SRU

IC Box 100 SRU, recess box with soundreduction

Recess box for wall. Made of recycled HDPE, with SRU sound reduction unit.
RE Di BOX

REDiBOX, recess box

Recess box for wall with cover. Made of HDPE. Suitable for slip formwork.

Additional equipment

GF 60 kvadratisk

Rubberflenge GF 25, 60, 100, 102

Vertical rubber flange for sound reduction.
Lokk 101 102 square

Cover 101, 102

Cover for sealing when storing/transporting RVK/TSS 101 and TSS 102.
Dempeboks TSS 25 L 620x554

Soundreduction box

Rubber box for sound reduction TSS 25 L and TSS 20 FA.
USK RVK 60 P 20 prod bilde 554 x 620

Recess block RVK 60 P

Recess block for increasing the casting depth. Preventing concrete from entering the RVK during casting.
USK 40 620x554

Recess block RVK/TSS 60, 101, 102

Recess block for RVK/TSS 60/101 with or without magnet.

Lifting equipment

Wireløft 1260 620

Wire loop 1260

Lifting equipment for TSS 25 L
LK 1200 620

Lifting device

Lifting device for lifting and turning the element out of the formwork.
Løfteåk 4t 620

Lifting beam 4t

Løfteåk 4t for å løfte element.
Kjettingskrev til løfteåk 4t 620

Lifting chains

Lifting chains to be used together with the lifting beam.