Uniseals

TOPP is an original supplier of Uniseal Pipe Seals.  Designed for holding tanks, the Uniseal also works well in any application where pipe penetrations are required. Uniseals quickly create a secure watertight seal without any adhesive, hardware or threads and can be used through the walls of any container or filter box.

Ideal for hydroponic growers, pond suppliers, and reef and marine industries. Proven applications include wastewater lift stations, valve boxes, sump risers, pump stations, dispenser pans, junction boxes cooling systems and boats.

Standard Features

  • Models available for accommodating 3/8”piping (through 1”hole) up to 6”piping (through 7”hole)
  • Easy installation
  • Tough, pliable thermoplastic material
  • Excellent resistance to most chemical compounds, petroleum products, methanol, ethanol and most soil compounds
  • Ideal for use with PVC, galvanized steel, copper, EMT, rigid conduit, fiberglass and polyethylene pipe
  • Uni-Slick Lubricant is also available to ease the installation of Uniseals
  • Adhesive for petroleum resistant bond between Uniseal and fiberglass, polyethelyne and metals also available
UNISEAL – THROUGH HOLE 1”1-1/4”1-3/4” 2”2-1/2”3”4”5”5-1/2”7”
Pipe Seal for 3/8” Piping (.0675” OD) U038
Pipe Seal for ½” Piping (.0840” OD) U050
Pipe Seal for ¾” Piping (2.000” OD) U075
Pipe Seal for 1” Piping (2.005” OD) U100
Pipe Seal for 1¼” Piping (2.000” OD) U125
Pipe Seal for 1½” Piping (2.000” OD) U150
Electric Cord Grommet, Seals up to 3 cords UECG
Pipe Seal for 2” Piping (3.005” OD) U200
Pipe Seal for 2” Piping (SDR35 Pipe) U200-35
Pipe Seal for 1¼” Piping (2.000” OD) U200-125
Pipe Seal for 1½” Piping (2.000” OD) U200-150
Pipe Seal for 3” Piping (4.000” OD) U300
Pipe Seal for 2” Piping (3.005” OD) U320
Pipe Seal for Piping w/a 4.000” OD U390
Pipe Seal for 4” Piping (5.000” OD) U400
Pipe Seal for 4” x SDR35 Piping (5.000” OD) U400-35
Pipe Seal for 3” Piping (4.000” OD) U430
Pipe Seal for Piping w/a 5.000” OD U490
Pipe Seal for Piping w/a 6.000” OD U590
Pipe Seal for 6” Piping (7.005” OD) U600
Pipe Seal for 6” x SDR35 Piping (7.009” OD) U600-35
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