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Shop Trusted Products Built to Perform

Browse FSI's most reliable materials and supplies — built for cold storage, construction, and commercial projects that demand long-lasting performance.

Fasteners

Fasteners

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Caulks & Sealants

Caulks & Sealants

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Spray Foams

Spray Foams

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Ceiling Tees & Suspension

Ceiling Tees & Suspension

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Wood

HDPE Lumber

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Tapes

Tapes

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Fiberglass Reinforced Panels

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Insulation

Insulation

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Fasteners

Anchors

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Need Help with Your Next Project?

Our team is ready to answer questions, recommend products, and help you get what you need — fast.

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Trusted by Builders, Backed by Results

Real stories from real customers who count on FSI to deliver the right products — fast, accurate, and hassle-free.

5 out of 5 stars

“From finding that unique product that they did not carry to stopping by the overnight freight company after hours or for assisting with the correct fastener for the job.”

Loris Burton
Loris Burton  |  Senior Project Manager

5 out of 5 stars

“For 25 years, we’ve developed a strong relationship with Fastener Systems, Inc. Their company focus is on customer service, quality products and accommodating our challenging needs.”

Huey Merril
Huey Merril  |  Owner

5 out of 5 stars

“From finding that unique product that they did not carry to stopping by the overnight freight company after hours or for assisting with the correct fastener for the job.”

Lex Gordon
Lex Gordon  |  VP JAX COOL

Benefits of Working at FSI

Competitive Salaries

We offer industry-leading salaries to ensure our employees feel valued and motivated to perform at their best.

Comprehensive Benefits Program

Our comprehensive benefits programs include medical, dental, and vision insurance.

Retirement Plans

We offer competitive 401(k) retirement plans with company matching to help our employees secure their financial future.

Employee Recognition Programs

We recognize and reward outstanding performance with our employee recognition programs, including bonuses, awards, and special events to celebrate achievements.

Employee Stock Ownership Program

At Fastener Systems, all full-time employees are owners through the ESOP, fostering a vested interest in the company's success. This shared ownership boosts our competitiveness, as each employee-owner benefits from the company's growth. It's an added benefit, alongside the retirement plan, at no extra cost.

From finding that unique product that they did not carry to stopping by the overnight freight company after hours or for assisting with the correct fastener for the job.
avatar
Loris Burton  |  Senior Project Manager

5 out of 5 stars

For 25 years, we’ve developed a strong relationship with Fastener Systems, Inc. Their company focus is on customer service, quality products and accommodating our challenging needs.
avatar
Huey Merril  |  Owner

5 out of 5 stars

From finding that unique product that they did not carry to stopping by the overnight freight company after hours or for assisting with the correct fastener for the job.
avatar
Lex Gordon  |  VP JAX COOL

5 out of 5 stars

Careers at FSI

Explore open roles and internships where you can make an impact, grow your skills, and build a future with us.

Admin

West Chester, PA

Overview: This is a 3-month paid summer internship opportunity. The internship will involve data analysis to identify “share of wallet” opportunities within existing customer base. It will also include survey development and execution at targeted new customers to gather information and assess the business opportunity.

Admin

West Chester, PA

Reliable Fasteners for Every Job

From self-drilling screws to specialty hardware, FSI offers the fastening solutions professionals trust on site and in the shop.

Tapes

tapes

Butyl Tape

tapes

Roofseal

tapes

PEEL & SEAL TAPE

tapes

Vapor Guard Tape

Self Drilling Screws

self drilling fasteners

Clipfast Self Drilling Carbon Steel Fastener Tek 1

self drilling fasteners

FastSeal

self drilling fasteners

Self Drilling Hex Sealing Washer Head Tek 5

self drilling fasteners

Self Drilling Hex Washer Head Tek 3 Bi-Metal

More Than Products — We Provide Solutions

At FSI, we understand that every job is different. That’s why we go beyond supplying materials — we help you find the right solutions for your specific needs, timelines, and environment.

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Whether you're working on cold storage, commercial construction, or custom projects, our team is here to offer product support, technical advice, and responsive service every step of the way.

Solutions That Work as Hard as You Do

From fasteners to sealants, FSI products are designed to meet the real-world demands of construction and cold storage environments — with durability you can trust and service you can count on.

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Built to Serve. Engineered to Perform.

From custom solutions to responsive support, FSI delivers what your project demands — when and where you need it.

In-House Manufacturing

In-House Manufacturing

Control, speed, and quality from start to finish.

On-Demand Shipping

On-Demand Shipping

Same-day fulfillment to keep you on schedule.

Knowledgeable Support

Knowledgeable Support

Real people. Real expertise. Ready to help.

Supporting Your Build From Start to Finish

At FSI, we provide more than just materials — we offer knowledge, reliability, and solutions built to meet your project needs. Explore how we can help you stay ahead, save time, and get the job done right.

Discover More

Behind the Build: How Fasteners Are Made

Take a closer look at what goes into creating the essential components that hold your projects together — from raw metal to precision threads.

Supporting Your Build From Start to Finish

At FSI, we provide more than just materials — we offer knowledge, reliability, and solutions built to meet your project needs. Explore how we can help you stay ahead, save time, and get the job done right.

Build as One Team

Coordinate across crews, vendors, and project phases with centralized support and reliable materials.

Streamline Your Workflow

Reduce downtime and simplify your supply chain with fast fulfillment and expert recommendations.

Learn and Improve

Stay ahead with insights, product guides, and support that help your team build better over time.

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