The Plumber's Choice Roller Chair Will Support Your Pipes While Allowing Axial Movement with No Frictional Resistance. Manufactured with The Highest Quality Materials， These will Withstand Heat， Corrosion， Weather and Heavy Loads In Indoor， Outdoor， Commercial and Residential Applications. Designed for Use Directly Above The Support Structure (May Be Bolted or Welded to the Structure). Vertical Adjustment Can Only Be Done Via Shimming Under the Chair During Installation. Item Consists of a Chair， Roller， Threaded Rod and 2-Hex Nuts.
Supports pipes while allowing movement due to thermal expansion and contraction
Designed for use directly above the support structure - may be bolted or welded to the structure
Produced with superior quality steel; hot dipped galvanized coating protects against severe weather and corrosion
Works with 12 in. I.D. pipe; maximum load 2400; maximum temperature 450°F; weight 19; total width: 16-1/2 in.
Complies with federal specifications A-A-1192A type 43; WW-H-171-E type 44; ANSI/MSS SP-58 type 43
Item consists of a heavy duty chair， roller， threaded rod and 2-hex nuts
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