Daily cycles of wet fog and dry desert heat provide installers with many challenges. 

Learn what adhesive technology is best for your job and location. 

It’s a great time to consider a new sealant formulation. Compare new and old technologies. 

The best installers know how to cover all the angles. Advice from OSI’s expert, Paul Majka. 

Window installers need building science “know-how” to meet growing industry requirements. 

Find out more about this versatile, reliable material from Application Specialist, John D. 

Know and understand your options. An overview of facer, adhesive, and release liner technologies. 

Find out how partnering with OSI helps Ted Kirk protect his company's reputation. 

Application Center makes building designs, products and installs even tougher. 

Two great brands come together to solve window industry’s biggest challenges 

Know and understand your options. An overview of facer, adhesive, and release liner technologies. 

Get reliable sealant performance in commercial window installations 

Tips to prevent delamination on wood trim products in exterior applications. 

Sealant application tips that ensure long-term job performance.  

Learn how to prevent and fix the occurrence of sealant bubbling. 

How to avoid imperfections when painting over sealant products 

Installation best practices to maintain a strong bond and prevent squeaks and creaks. 

Why you might want to check moisture content in natural wood trim before installation 

It is important that five specific objectives are achieved for all window and door flashing design and installations to ensure the opening around the fenestration is protected from water and moisture. The flashing assembly should systematically function to drain and dry. 

Construction sealants have been in the industry for decades. Learn about the benefits of hybrid polymer sealants.  

Get tips for fixing five of the most common mistakes made when applying sealant beads from the experts at OSI.  

Recommendations and information for pros on what to look for in a high-performance, easy-to-use caulk gun.  

Discover common issues that indicate it’s time to switch to a different construction sealant. 

OSI produces better color matching sealant with a more-extensive approach to formulation, testing and partnership. 

Construction sealants have different levels of cure time that impact progress on the job site. Learn how cure times can impact your project. 

Learn how a viscous sealant can make your jobs more efficient.  

Pros can find the best flashing tape products for their window and door installations with helpful tips from OSI.  

Don’t let the elements delay the job. Learn how QUAD MAX keeps pro projects on track!  

A closer look at how these product standards should translate to good jobsite performance. 

Learn how building envelope redundancy uses flashing tape, sealant, and low-expansion foam to protect openings, cut air leaks, and reduce callbacks. 

Use expanding foam without callbacks. Learn to choose insulation foam, fireblock foam, or construction foam adhesive, then apply it clean with the right habits. 

Flash tape holds long-term when prep, roll pressure, and sequencing are controlled. Use these pro checks to prevent peel-back and leaks. 

Costly callbacks for exterior openings often start with a bad joint decision. Strong sealant application techniques can help prevent leaks and visible rework. 

Spring construction checklist for pros: OSI sealants, foams, flashing tape, and drywall adhesives with field checks that cut callback risk. 

Contractor gutter maintenance starts with the leak path. Review seam repair limits, joint prep, bead volume, cure timing, and where OSI Gutter GS121 Clear fits. 

Fire block foam helps close concealed paths at penetrations. Learn to confirm the penetration, assembly, and code requirements before using OSI® Fire Block Foam. 

Learn how pros match smoke sealant, air sealing, and fireblocking to rated penetrations, shared walls, mechanical areas, and concealed gaps. 

Get reliable sealant performance in commercial window installations 

Tips to prevent delamination on wood trim products in exterior applications. 

Sealant application tips that ensure long-term job performance.  

Learn how to prevent and fix the occurrence of sealant bubbling. 

How to avoid imperfections when painting over sealant products 

Installation best practices to maintain a strong bond and prevent squeaks and creaks. 

Toughness isn’t something you can define: it’s something you experience. It’s a story that’s told in actions and attitude. It’s also at the heart of the professional tradespeople who use and trust OSI products. That’s why we built The Toughest Series. These are your stories, and they go beyond words on a package. They honor what you do to get the job done: long days, hard weather, no stopping. You’re working through the elements when no one else can, and we’re right there with you. You get projects done right the first time and take pride in every quality finish. We get it, because doing things right is our passion too. 

Doing things right is what these guys do best.