06.03.2026

Introducing New LENTEK™ Sealant and Foam Solutions

Introducing New LENTEK™ Sealant and Foam Solutions

Lentus is expanding the LENTEK™ lineup with new products designed to support sealing, fireblocking, and finishing applications across construction, HVAC, plumbing, and general maintenance projects. 

The new additions include LENTEK™ Fireblock Foam Sealant, LENTEK™ Acrylic Pro, and LENTEK™ Plumbers Pro. Each product is designed to deliver dependable performance, easy application, and professional-grade results across a wide range of everyday jobsite applications. All products are in stock and ready to ship. 

LENTEK™ Fireblock Foam Sealant 

LENTEK™ Fireblock Foam Sealant is now available in a 24 oz gun foam option. This self-extinguishing polyurethane foam is designed to help impede the spread of fire and smoke through service penetrations while also creating a durable airtight seal. 

APPLICATIONS: 

  • Electrical runs through wall studs 
  • Gaps, joints, and cavities 
  • Penetrations in walls 
  • Service penetrations 
  • Door and window frames 
  • Electrical outlets and water pipes 

FEATURES: 

  • Orange color for easy inspection 
  • Helps impede the spread of fire and smoke 
  • B2 fire rating 
  • Long-lasting, airtight, weather-resistant seal 
  • Adheres to wood, metal, masonry, glass, and many plastics 

LENTEK™ Acrylic Pro 

LENTEK™ Acrylic Pro is a siliconized acrylic sealant designed for interior and exterior applications where a smooth, paintable finish and dependable adhesion are important. Its mildew- and water-resistant formulation makes it well-suited for finishing and sealing work across residential and commercial projects. 

APPLICATIONS: 

  • Windows and doors 
  • Baseboards, molding, and trim 
  • Interior pipe penetrations 
  • Ductwork and vents 
  • Cracks and joints requiring a paintable finish 
  • Areas exposed to intermittent moisture 

FEATURES: 

  • Siliconized acrylic formulation 
  • Paintable finish 
  • Mildew- and water-resistant 
  • Strong adhesion and flexibility 
  • Easy application and tooling 

LENTEK™ Plumbers Pro 

LENTEK™ Plumbers Pro is designed to provide a flexible, watertight seal in plumbing, kitchen, bath, and HVAC sealing applications. Its mildew-resistant performance and durable adhesion help support long-term sealing reliability in moisture-prone environments. 

APPLICATIONS: 

  • Tubs and showers 
  • Sinks and countertops 
  • Plumbing fixtures 
  • Kitchen and bathroom sealing 
  • HVAC duct and vent sealing 
  • General maintenance sealing applications 

FEATURES: 

  • Flexible, watertight seal 
  • Mildew-resistant performance 
  • Durable adhesion 
  • Interior and exterior use 
  • Easy application and smooth finish 
  • Shelf-ready packaging 

With the addition of these new LENTEK™ products, Lentus continues expanding solutions designed to support contractors, distributors, and maintenance professionals across a variety of industries and applications. 

To learn more or place an order for LENTEK™ Fireblock Foam Sealant, LENTEK™ Acrylic Pro, or LENTEK™ Plumbers Pro, contact Orders@LentusLLC.com or call 270-765-2212. 

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