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Instant Hydraulic Cement - 50 lb. Pail MPN:128280

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Brand: TENON
Part #: 128280
UPC: 037826282808
SKU
510-G7540464
Regular Price $121.51 Special Price $86.79

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Instant Hydraulic Cement - 50 lb. Pail

Tenon Instant Hydraulic Cement is a fast-acting solution for repairing leaks and blocking water flow in concrete and masonry materials. This quick-setting compound expands when set, locking into place in just 3-5 minutes to provide a watertight seal. Ideal for use in swimming pools, basements, walls, and floors, it bonds to wet walls and underwater, making it perfect for above or below-grade applications. With a high compressive strength of 5,500 psi after 28 days, this cement is paintable once cured, offering a durable and long-lasting repair solution.

Top product features:

  • Sets in 3-5 minutes
  • Bonds to wet walls and underwater
  • Expands when set to lock into place and block flowing water

Top product applications:

  • Repairing leaks in cracks between blocks
  • Stopping water flow in walls
  • Repairing leaks in swimming pools

Tenon Instant Hydraulic Cement is a quick-setting hydraulic cement compound used primarily as a water stop or hole filler. It expands when set and locks into place to block flowing water in 3 to 5 minutes. For use only on concrete and masonry materials. It is best for repairing leaks in cracks between blocks or on one surface and is not for stopping water flow in corners.


  • Sets in 3-5 minutes
  • Bonds to wet walls and underwater
  • Swimming pools, basements, walls, floors
  • 5,500 psi after 28 days
  • Above or below grade
  • Paintable once cured

Additional Information

  • Country of Origin: US
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 5 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 15.00
  • Package Width: 17.50
  • Package Height: 4.50
  • Package Weight: 50.00
Product info last updated on January 13, 2026 10:54am UTC Category: Patching and Repairing Compounds
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