Liquid Rubber’s Crack & Seam Sealer Gun

Liquid Rubber approves of Portland 1000 Model# SCBCG34 – Single Component Bulk Caulking Gun which is a fast and efficient way to seal cracks and joints in foundations, sealing seams and screws on metal roofs or sealing gaps around windows and doors.


  • Mechanical Advantage 18:1
  • Switchable Flow Control
  • Interchangeable Pull Handle
  • All Component Replaceable Parts
  • Includes Three Yellow Cone Nozzles and Spanner Wrench


34 oz. (1000ml.) Bulk Application

Use with Liquid Rubber Caulking Gel.