Fiberglass Products

18 Inch Diameter Fiberglass Basin Extensions

Installation Instructions (PDF)

Material: Fiberglass Chop Hoopwound process w/ commercial grade resin

Weight: See Chart

Wall Thickness: See Chart

Warranty: One Year (PDF)

Accepts Adaptaflex and Cast Iron Hubs

Top Flange: (4) Equally Spaced 3/8″ SS Weld Nuts Embedded on a 19 1/2″ B.C.

Bottom Flange: (4) Equally Spaced 1/2″ SS Weld Nuts Embedded on a 19 1/2″ B.C.

Features / Specifications

 Part Number DescriptionWeight Technical Drawing
 GA-18X6EXT 18″x 6″ Fiberglass Extension15 LBSGA-18X6EXT (PDF)
 GA-18X12EXT 18″x 12″ Fiberglass Extension19 LBSGA-18X12EXT (PDF)
 GA-18X18EXT 18″x 18″ Fiberglass Extension23 LBSGA-18X18EXT (PDF)
 GA-18X24EXT 18″x 24″ Fiberglass Extension27 LBSGA-18X24EXT (PDF)
 GA-18X30EXT 18″x 30″ Fiberglass Extension31 LBSGA-18X30EXT (PDF)
 GA-18X36EXT 18″x 36″ Fiberglass Extension35 LBSGA-18X36EXT (PDF)