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Piristeel Oy

Teollisuustie 5

FI-62100 Lapua

Product
Intended purpose

Performance levels

1. Dimensions

2. Coating thickness

3. Load-bearing

   capacity and  

   torque resistance

Pisko wall ladder
Roof safety product – a ladder for climbing on the roof of a building or 

other platform.
Value

Zinc 275 g/m² + powder-coating

a) Rung width 400 mm

b) Rung interval 300 mm

c) Rung diameter 25 mm

d) Distance between the rungs and the wall => 200 mm

4. Corrosion

Corrosion resistance class C3 medium

a) Static load-bearing capacity of the rung

- With a 1.5-kN load, the maximum deflection is 5 mm. Withstands a 

load of 2.6 kN.

a) Static load-bearing capacity of the side rail

- With a 1.5-kN load, the maximum deflection is 10 mm and 1/100 of 

the length of the bracket interval. Withstands a load of 2.6 kN.

c) Static load-bearing capacity of the ladder’s fastening and the wall 

ladder legs

- Withstand a load of 2.6 kN.

d) Torque-resistance capacity of the rung’s fastening

- Withstands a torque of 50 Nm.

e) Dynamic load-bearing capacity of the ladder

- Withstands the load due to a 100-kg mass falling from a height 

of 2,500 mm.

f) Dynamic load-bearing capacity of the vertical safety rail

- Withstands the load due to a 100-kg mass falling from a height 

of 2,500 mm.

Version 1.2

18.09.2018

Piristeel Oy

|

 Metallitie 4, 62200 Kauhava, Finland

Tel. +358 6 433 8800 

|

 www.piristeel.fi

Summary of Contents for pisko SAFEGRIP

Page 1: ...r 2 Bow 3 Support arc for the bow 4 Bow fastener for the roof L shaped 5 Bow fastener for the roof U shaped 6 Bow fastener kit for the walkway 7 Bow fastener kit for a tiled roof 8 Wall ladder leg 9 Wall ladder clip 10 Eaves support 11 Mounting plate for sandwich panels 12 Anti climb guard 1 2 5 11 12 3 4 6 7 8 9 10 ...

Page 2: ...tened to the ladder with wall ladder clips so that the topmost pair of legs is located as close to the eaves as possible and the bottom pair of legs is located between the first and second rung Efforts must be made to always fasten the wall ladder legs to the load bearing structures of the wall In the case of brick cladded houses it is advisable to install the wall ladder legs in the frame structu...

Page 3: ...e aid of the adjustment openings the connector can be aligned with the bows in the direction of both the pitched roof area and the ridge The connector is fastened to the auxiliary batten fasteners with two M8x16 screws The bows are fastened to the connector with two M8x40 screws 4 x 7 x 50 LVI RUUVI Fastening the Wall Ladder to the Roof Ladder Fastening the Wall Ladder to the Roofing Fastening the...

Page 4: ...ning requirements the clear width of the ladder rungs is 400 mm and their distance from each other is 300 mm The ladder is manufactured from hot dip galvanized steel tube The side rails are made of oval 25x45 mm tube and the rungs are made of roughened 25 mm tube The rungs are attached to the side rails via riveting while the other joints are screw joints Fastening the Bows to the Ladder Frame USE...

Page 5: ...st have it checked annually by a person authorized by the manufacturer inspecting the tightness of the joints and fastening points checking the wall and roof fastenings checking the watertightness of the lead ins in the roof taking care of the removal of excess snow in order to minimize the loading of the structures and fastening points several times during the winter if necessary removing snow an...

Page 6: ...mm Withstands a load of 2 6 kN a Static load bearing capacity of the side rail With a 1 5 kN load the maximum deflection is 10 mm and 1 100 of the length of the bracket interval Withstands a load of 2 6 kN c Static load bearing capacity of the ladder s fastening and the wall ladder legs Withstand a load of 2 6 kN d Torque resistance capacity of the rung s fastening Withstands a torque of 50 Nm e D...

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