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Choose LENTEK 172 over other sealants


LENTEK™ 172 Hybrid Sealant is a Silane-Modified Polyether (known as STPE Polymers)There are two main types of hybrid Sealants: Silane-Modified Polyether (STPE Polymers) and Silane-Modified Polyurethane (SPURS Polymers). The LENTEK 172 is a hybrid chosen for its higher temperature resistance.


Compared to most silicones and polyurethane sealants, LENTEK 172 is both VOC Compliant and meets California Prop 65, and offers a robust adhesion to a broader variation of substrates. Polyurethane sealants tend to bubble more while silicone sealants exhibit more dust and dirt pick-up.


LENTEK 172 VS Polyurethanes

  • Broader variation of substrates

  • Higher heat resistance

  • VOC compliant and meets

  • California Prop 65 making it more environmentally friendly

  • Cures faster

  • More weather/UV resistant

  • Polyurethane tends to bubble more


LENTEK 172 VS Silicones

  • Broader variation of substrates

  • Paintable

  • VOC compliant and meets California Prop 65 making it more environmentally friendly

  • Exhibits less dust and dirt pick-up

  • Silicones tend to stain porous substrates

  • Silicone prices are increasing


To order LENTEK 172 call 270-765-2212 or email orders@LentusLLC.com.