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All steel construction with polyethylene handrail.
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Heavy 12 gauge steel treads and landing each welded to a 4" round collar that precisely
slides over the
3-1/2"
diameter center pole.
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Railing spindles and landing railing are 3/4" square steel tube.
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10" x 1/4" thick round metal base plate with pre-drilled holes for bolting to floor.
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Treads and landing are pre-drilled to receive hardwood covering or underlayment
for carpeting.
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Railing spindles have an adjustable cup shape fitting to receive the handrail.
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1-1/4" round black polyethylene tube handrail (shipped coiled).
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All steel components are primed black.
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Spiral Kits fit into a square well opening 2" larger than the stair diameter. Round
opening option is available.
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Standard Kits are furnished with 11, 12, or 13 risers to fit floor-to-floor heights
from 8'0" to
10'3-1/2". Non-standard Kits can be ordered for other heights.
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Kits available in 3'6", 4'0", 4'6", 5'0", 5'6", 6'0", 6'6", and 7'0" diameters and
CODE conforming models.
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Same stair may be installed either right or left hand up.
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Kits also install easily against a balcony or deck.
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Normal assembly time for the Standard Kit is four to six hours, using just a few
simple tools.
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