Close up of our WALLTITE BASF Closed-cell SPray Polyurethane Foam being sprayed into a commercial building wall with metal framing
Spray Foam United States

WALLTITE® One – Effortless Efficiency 

A closed-cell spray foam system that is built for the way you work, blending performance and sprayability—engineered and optimized in any building type or condition. 

Spray Foam United States
Products
WALLTITE Closed-cell
WALLTITE One

Spray Foam United States

WALLTITE One

ONE INSULATION. MULTIPLE APPLICATIONS. 

WALLTITE® One is a high-performance, closed-cell spray polyurethane foam (SPF) designed to simplify installation and deliver consistent results year-round.  Whether you're spraying in cold weather or working on tight project timelines, WALLTITE® One offers effortless application, fewer adjustments, and smooth, high-quality finishes with every job.  Optimized for all project types, from residential single-family homes and multi-family structures, to light commercial, heavy industrial and institutional construction sites. 

Key Benefits: 

  • Low Global Warming Potential (HFO-based formulation) 
  • R-values up to 7.5 per inch 
  • FEMA Class 5 flood-damage-resistant material  
  • Air and Weather Resistant barrier performance 
  • Class II vapor retarder at 1.25 inches  
  • Added structural strength  
  • High lift: up to 3.5" in a single pass 
  • Back-to-back passes—no dwell time required 
BASF Closed-cell Spray Polyurethane Foam installed into a wall

Spray More. Adjust Less. 

From balanced reactivity to lower viscosity, WALLTITE® One is designed to keep your crew moving. Contractors trust it for its forgiving processing range, year-round sprayability, and equipment-friendly formulation. That means less downtime and more coverage per set. 

  • Consistent Performance – Even in winter 
  • Fast Installation – High-lift passes with no delay 
  • Smooth Surface Finish – Professional clean installation, fewer touch-ups 
  • Equipment Friendly – Low viscosity and minimal gun drilling, longer spray runs 

Certified to Perform. Trusted to Last. 

WALLTITE One is backed by certifications and third-party validations that matter. It meets the highest standards for air quality, energy efficiency, and fire performance—giving you the confidence to spec and spray with ease.   

Certifications include: 

  • UL 263 Fire Resistance Rated Assemblies 
  • NFPA 285 Exterior Fire Compliant Assemblies 
  • Intertek CCRR-0374 
  • ICC Evaluation Services ESR-2642 
  • Air and Weather Barrier certified by Intertek 
  • Environmental Product Declaration and Health Product Declaration 
  • GREENGUARD Gold Certified 
  • UL Solutions Environmental Claim Validations 
    • Mold resistance 
    • Low-VOC Emissions 

Feedback from the Field:

Due to smoothness of surface, less touch ups needed to achieve thickness and aesthetic appearance.​

Easier to lay down smooth and uniform, making it easy to put down 2-3 inches in a single pass.

Both vertical and horizontal applications with nice smooth finish- Lays smooth at low pressure.​

Learn How WALLTITE® One Can Simplifying Spraying on Your Project 

Your Partners in Performance

Have questions or need jobsite support? Our technical application specialists are here to help you get the most out of every set of WALLTITE® One.

General Info: SPFinfo@basf.com
Technical Support: SPF.techsales@basf.com
Spray Foam Tech Support: 800-706-0712 (Ext. 2)

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