FSI

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FSI FSI combines cutting-edge polyurethane foam systems with an unrivaled dedication to technical service and support.

Stronger fathers help build stronger families and stronger communities.FSI is proud to support the Fathers & Families Su...
10/19/2026

Stronger fathers help build stronger families and stronger communities.

FSI is proud to support the Fathers & Families Support Center and its 6th Annual Tee It Up for Fathers Golf Tournament. This special event raises funds for programs that help fathers develop parenting skills, strengthen family relationships, prepare for employment, and achieve lasting stability.

We’re grateful to help FFSC continue empowering fathers, reuniting families, and creating brighter futures for children throughout the St. Louis community.

Did you know polyurethane is used throughout football?You can find it in helmet and shoulder-pad cushioning, blocking pa...
10/16/2026

Did you know polyurethane is used throughout football?

You can find it in helmet and shoulder-pad cushioning, blocking pads, and field markers.

It helps provide comfort, durability, and impact absorption for players and fans alike.

Summer heat exposes every weak point in an HVAC system, starting with its insulation.OptiTherm® is a rigid pour-in-place...
10/15/2026

Summer heat exposes every weak point in an HVAC system, starting with its insulation.

OptiTherm® is a rigid pour-in-place polyurethane foam system with Class I (A) ASTM E84 / UL 723 fire performance.

✅ Superior thermal insulation
✅ Fast, consistent processing
✅ Strong adhesion and durability
✅ Moisture and fire resistance

Build HVAC components that perform when temperatures climb.

10/14/2026

We didn’t have to take PFAS out of our products. We never put it in.

FSI products have always been PFAS-free. Ecomate® blowing agent technology helps polyurethane manufacturers meet demanding performance requirements with:
✔ PFAS-free chemistry
✔ Zero Global Warming Potential (GWP)
✔ Zero Ozone Depletion Potential (ODP)
✔ VOC-exempt status
✔ EPA SNAP approval
✔ No HFCs, HFOs, or HCFOs

For us, the future of polyurethane starts with chemistry we’ve believed in from the beginning.

Keeping products cold starts with the right insulation.Ecofoam® rigid polyurethane foam powered by Ecomate® blowing agen...
10/13/2026

Keeping products cold starts with the right insulation.

Ecofoam® rigid polyurethane foam powered by Ecomate® blowing agent technology helps commercial refrigeration manufacturers improve thermal efficiency, reduce heat transfer, and support consistent temperature control. Its strong adhesion and reliable processing also contribute to durable, high-performing refrigerated equipment.

✔ PFAS-free
✔ Zero Global Warming Potential (GWP)
✔ Zero Ozone Depletion Potential (ODP)
✔ VOC-exempt
✔ EPA SNAP approved
✔ No HFCs, HFOs, or HCFOs

High-performance insulation helps manufacturers build refrigeration equipment that performs today while preparing for tomorrow.

Honoring our nation’s heroes means standing beside them for the journey ahead.FSI is proud to support the Joshua Chamber...
10/12/2026

Honoring our nation’s heroes means standing beside them for the journey ahead.

FSI is proud to support the Joshua Chamberlain Society and its annual Shoot for the Troops sporting clay tournament. This special event brings the community together to recognize severely wounded combat veterans and the families of fallen service members while raising funds for lifelong assistance.

We’re honored to help JCS provide meaningful support, including home renovations, scholarships, and financial assistance, to military heroes and Gold Star families.

Thank you for a great IBEX - International BoatBuilders' Exhibition & Conference 2026!We enjoyed connecting with boatbui...
10/08/2026

Thank you for a great IBEX - International BoatBuilders' Exhibition & Conference 2026!

We enjoyed connecting with boatbuilders, engineers, manufacturers, and industry partners throughout the show. Thank you to everyone who visited the FSI team at Booth #3-1436 to discuss marine manufacturing challenges and explore customized polyurethane solutions.

From flotation and structural support to production consistency and long-term performance, we appreciated the opportunity to learn more about your goals and share how FSI can help.

If we missed you at the show or you would like to continue the conversation, connect with our team.

Day 1 of IBEX - International BoatBuilders' Exhibition & Conference 2026 is underway!Visit FSI at Booth #3-1436 to dis...
10/06/2026

Day 1 of IBEX - International BoatBuilders' Exhibition & Conference 2026 is underway!

Visit FSI at Booth #3-1436 to discover customized polyurethane systems engineered for demanding marine applications, including hulls, stringers, docks, buoys, flotation devices, and molded components.

Our team is ready to discuss how Ecomarine™ can help manufacturers achieve dependable buoyancy, low water absorption, strong adhesion, and lasting structural support while supporting PFAS-free production and U.S. Coast Guard Title 33 compliance.

Stop by to meet the FSI team and explore practical solutions for your marine manufacturing challenges.

Every child deserves the chance to turn their potential into a promising future.For more than two decades, The Danny Boy...
10/02/2026

Every child deserves the chance to turn their potential into a promising future.

For more than two decades, The Danny Boy - Dan Devereaux Memorial Trust has helped minority and at-risk students throughout the St. Louis area access the education and life skills they need to thrive. The Trust supports opportunities at private middle schools and college-preparatory high schools for students who have the ability to succeed, but may face barriers because of socioeconomic circumstances.

FSI is proud to support the 26th Annual Dan Devereaux Memorial Golf Classic, “Danny Boy,” and its enduring mission to “Give ’em a Chance.” This special event brings the community together to help open doors to post-secondary education, rewarding employment and brighter futures for local students.

By investing in young people today, we help build a stronger, more promising St. Louis for generations to come.

On Manufacturing Day, we recognize the skilled people, advanced processes, and constant innovation behind the products t...
10/02/2026

On Manufacturing Day, we recognize the skilled people, advanced processes, and constant innovation behind the products that shape everyday life.

At FSI, we are proud to partner with manufacturers across industries, developing polyurethane systems that improve performance, strengthen production, and help solve complex challenges on the plant floor.

Today, we celebrate the people who make it all possible and the next generation preparing to build what comes next.

Address

13389 Lakefront Drive
Earth City, MO
63045

Opening Hours

Monday 7am - 4:30pm
Tuesday 7am - 4:30pm
Wednesday 7am - 4:30pm
Thursday 7am - 4:30pm
Friday 7am - 4:30pm

Telephone

(314) 344-3330

Website

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