Septic Products

Tuf-Tite® BSM-4 Mandrel for Rubber Boot Seals

The Tuf-Tite® BSM-4 Mandrel for Rubber Boot Seals provide essential forming capabilities for creating consistent pipe openings in concrete septic tank walls. Constructed with steel threaded inserts rather than plastic, these mandrels provide consistent results for use with forms that lift up or foldaway. When ordering mandrels, please specify wall thickness and whether they will be permanently mounted on the form or removable.

Product Details:
  • For use with Rubber Boots, TS-402 (closed-end or open-end) and TS-RB4-CE
  • Compatible with standard concrete tank forming systems and procedures
  • Provides proper foundation for watertight connections with appropriate boot seals
  • Improves overall quality and consistency in precast tank production
  • Designed for easy removal and reuse when configured with steel threaded inserts
  • Steel threaded inserts provide enhanced durability compared to plastic alternatives
  • Includes complete hardware package with nuts, bolts, and washers for mounting
  • Available in multiple sizes from 2-1/2″ to 4″
Part Numbers:
  • BSM-4 Mandrel for Rubber Boot Seals
  • BSM-4-4.0INSERT Mandrel for Rubber Boot Seals with Removable Insert
  • (Specific model numbers vary by measurement)