Rintal Phola Spiral Staircase Kit – Beech Treads, Steel Frame, 47" to 71"

The Rintal Phola is a modular interior spiral staircase kit with 1⅝"-thick solid beech treads on a powder-coated steel structure, sold in 47", 55", 63" and 71" diameters with natural or walnut treads and a white, silver-gray or anthracite gray frame. Each kit contains 13 steps, the structure, railing, a colour-matched composite handrail and a universal landing, and an adjustable rise sets floor-to-floor heights from 8' 9⅛" to 10' 2⅞", extendable to 12' 7⅛" with extra steps. The stair suits lofts, mezzanines and open-plan rooms. Specifications Dimensions and Specifications Detailed Specs Specification Details Use Interior Steps Solid beech, 1⅝" (40 mm) thick, finger-jointed, no knots; three-layer water-based non-toxic coating Tread colors Natural 12 or Walnut 25 Structure Modular steel, matt scratch-proof powder coating; painted steel vertical rails Frame colors White, Silver-Gray, Anthracite Gray Handrail Composite matched to the frame (white, gray, black); helical beech handrail sold separately Diameters 47" (120 cm), 55" (140 cm), 63" (160 cm), 71" (180 cm) Steps in the kit 13 steps + universal landing (63" and 71" landings ship as a second package) Floor-to-floor height, 13 steps 8' 9⅛" to 10' 2⅞" (267–312 cm) Height range with extra steps 10 steps from 6' 8¾" (205 cm) up to 16 steps at 12' 7⅛" (384 cm); extra-step kits sold separately Rise (adjustable) 8⅛" to 9½" (20.5–24 cm) Ceiling / floor opening Stair diameter plus 2" (5 cm) Direction of ascent Clockwise or counter-clockwise, chosen at installation Center post extension Required for heights over 10' 5⅝" (319 cm) – sold separately Package 47": 48" × 32" × 32", 424 lb; 55": 45" × 37" × 23", 463 lb; 63": 45" × 37" × 24", 534 lb; 71": 44" × 38" × 22", 589 lb Shipping LTL freight, quoted separately Building code Customer is responsible for checking local building codes; 47" and 55" kits are secondary-access stairs Made in Italy About the Brand Rintal is the staircase brand of Stairs Studio S.p.A., Italy. Its Smart Design program is a range of modular staircases – spiral, space-saving and straight – whose rise is set during installation, so one kit fits a range of floor-to-floor heights instead of being built to a single measurement. Inventive Garage is a Rintal Smart Design dealer offering rapid order processing, a super-strong buyer satisfaction guarantee, along with comprehensive, expert support before AND after the sale.