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Isoseal PU

Isoseal PU Polyrethane sealant

Isoseal PU  is a single component polyrethane sealant  designed  for watertight seal for vertical and horizontal control joints. It has excellant adhesion to concrete, marble and granite . When cures it become flexible which can accommodate thermal and moisture movements.


  • Easy to apply,ready to fix
  • Permanent watertight sealing
  • Crack preventing by allowing expansion contraction
  • Non toxic, suitable for potable water tanks
  • Non staining 
  • Odorless
  • Resistance aganist sea water
  • Vapor proof barrier coating for interior & exterior joints.


Technical Specification

Properties Data Value
Chemical Base Liquid Polyurethane
Color Grey/Beige
Density   1.4 kg/ltr
Solid Content 95% by weight
Shore A Hardness @25Deg. 15-25
Application Temp 4-48 deg C
Setting time@35Deg  4 hrs
Full cure @35Deg 10 to 15 hrs 
Adhesion to concrete (N)  >20



Surface Preparation

The substrate must be clean, dry and free of all contamination such as dirt, oil, grease, coatings etc which hinder an adhesion. The substrate must be sound and of sufficient strength. There should not be any standing water and should be a cured surface. 

Application Method 

Isoseal PU available in sausage which can be loaded in a barrel gun and apply directly on the joints

  • Apply masking tape to both sides of the joints for getting a neat finish.
  • Health & Safety
  • Store away from sunlight, UV and other sources of light
  • Shelf life is 12 months if stored as per recommendation
  • Avoid contact with eyes and prolonged contact with skin.
  • For eyes flush immediately with water for 15 minutes and call a physician.
  • Protective clothing such as gloves and goggles should be worn when handling the product.
  • Keep containers tightly closed when not in use.

Packing . 600ml tubes

Conditions of Use and Disclaimer The information contained in this Material Data Sheet is given in good faith based upon our current knowledge and does not imply warranty, expressed or implied. The information is provided and the product is sold on the basis that the product is used for its intended purpose and is used in a proper workmanlike manner in accordance with the instructions of the Product Data Sheet in suitable and safe working conditions. Under no circumstances will the Company be liable for loss, consequential or otherwise, arising from the use of the product.