Key-Link Horizontal Cable Railing used on a deck Key-Link Cable Railing used on a deck
Key-Link Cable Railing

Make your deck an outdoor living experience

Enjoy unobstructed views with Key-Link Horizontal Cable Railing

Why Homeowners Prefer Key-Link Railing

Better Views

Unmatched post system allows cable to route around corners and down stairs, reducing the need for double posting

Low Maintenance

High quality powder coated aluminum, and marine grade stainless steel provide stress-free outdoor living

Highly Customizable

Match nearly any living space with 6 standard colors, 10 special order colors and 9 coastal upgrade colors

Designed for Peace of Mind

Industry Leading Warranty

Key-Link railing products come with a 25 year product warranty, and a 5 prorated labor warranty

Proudly Made in the USA

Key-Link products are proudly manufactured in the New Holland, PA

Certified Safe

Independently tested to exceed building residential and commercial regulations

From our customers


Best overall experience I have ever had! Great product line! Great company!

key-Link American Series horizontal cable used on a customer's deck
Michael D.
Davidsonville, MD

Thank you for your fantastic customer service.  As a novice installing the Key Link system I certainly appreciated your quick response times and expert knowledge of the Key Link System. 

Key-Link Chesapeake Series Horizontal Cable used on a customer's deck
Greg S.
Carrollton, TX

I had an excellent experience with INSO in quoting the project and follow up specifically with Jon at INSO and Micah at Key-Link. The final installation was very attractive and opened up the deck area, I highly recommend the product and supplier, INSO.

Customer testimonial photo for Key-Link Vertical Cable Railing
Julian N.
Shorewood, Ill

INSO Supply is a Proud Retail Partner of Key-Link Products

Our partnerships with industry leading brands, such as Key-Link, allows us to offer customized railing and outdoor solutions, expertly tailored to elevate your exterior space.

Focused on your vision and dedicated to quality, we create your dream outdoor living area with precision and care.

Get a free quote today.

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Step 2: Gather dimensions of your project, and create a sketch of your project

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Step 3: A designer will reach out to you within 1 business day to discuss your project.