Spiral staircase is made to measure. Each model supplied is unique to the setting with the height, width and materials specified before production. The minumum diameter of this staircase need to be upto 1300mm. Could be suitable as the main stair in a house.
SPIRAL STAIRCASE SPEC:
|Treads||4mm Checkered Plates|
|Handrail||Ø 42mm Carbon Steel-Powder Coated|
|Balustrade Type||Iron Fence|
|Finish Of Steel||Powder Coated|
Entry and Exit points.
One of the most common questions we get asked is “where does the spiral start and finish”. The rotation of a spiral staircase is determined by:
The floor to floor height (which specifies the number of treads)
The diameter of the spiral (smaller diameters generally have a larger tread segments)
The shape and size of the top platform
Building regulations (they stipulate a minimum tread depth (going) and maximum height (riser) of each step.
Comapny：Shenzhen Prima Industry Co., Ltd
Address：13th floor, Jia Anda Building, NO.110, Huafan Road, Longhua District, Shenzhen City, Guangdong Province, China 511700