Spiral stairs price request Step 1 of 2 50% Floor height (ground floor to ground floor) HMeasurement millimetersRoom height (ground floor to ceiling) hMeasurement millimetersStair hole depth SMeasurement millimetersStair hole width LMeasurement millimetersStair hole diameter DMeasurement millimetersSpiral stair type-Choose-MS SpindelMP SpindelMM SpindelMZ SpindelStep-Choose-OakAshBirchSheet metal + floor materialCorrugated ironConcreteSteel restSafety baluster-Vali-Horizontal spar diameter 12mmVertical spar diameter 12mmSafety baluster (other)Handrail-Choose-Square woodRound metalStainless round metalHandrail (other)Baluster post-Choose-Metal angularMetal roundFloor baluster around stair holeMeasurement millimetersTransport Yes No Mounting Yes No Name*Email*PhoneAdditional information