ALPHA
Sturdy and smart beech spiral staircase
Product description
The spiral staircase ALPHA has got 12 treads in lamellar lacquered beech (35 mm) including a triangular landing platform at the top - also in lamellar lacquered beech. The 12 treads plus landing gives 13 risers and a maximum height of 309 cm. Each rise is adjustable in between 22-23,8 cm.
Metal railing with stainless steel rails and a beech handrail.
.Sculpture beauty - easy to install with minimal heavy components. No special tools are required.
The spiral staircases come in both Ø 120 cm and Ø 140 cm - pick them in the dropdown here.
To give an example, the spiral staircase SIGMA Ø120 cm only requires a ceiling opening of 125 cm x 125 cm or a round ceiling opening of 125 cm. In general, subtract 5 cm from your ceiling opening to get the right diameter of your new staircase.
Please consider window and door locations with stop inside or outside as well radiator locations to prevent assembly issues. For wall niches please note the entry and exit points and be aware the optimal ceiling opening is 5 cm larger than the staircase diameter.
Options:
Extra tread (2 treads max) and Landing banister 100 cm – please call or office for further assistance.
Technical data
| Product number | Please select a variant |
|---|---|
| EAN | Please select a variant |
| Floor opening min. length | Please select a variant |
| Floor opening min. width | Please select a variant |
| Floor-to-floor height | Please select a variant |
| Type | Spiral |
| Diameter | Please select a variant |
| Type of wood | Please select a variant |
| Number of treads | 13 |
| Tread rise | From 22,0 to 23,8 cm per tread (depending on floor-to-floor height) |
| Tread thickness | 35 mm |
| Tread width | Please select a variant |
| Tread depth | Please select a variant |
| Tread material | Solid beech |
| Tread finish | Varnished |
| Structure material | Metal |
| Structure finish | Powder coated |
| Handrail material | Please select a variant |
| Banister variant | Please select a variant |
| Tread colour | Natural |
| Colour of structure | Light grey, (RAL 9006) |
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