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Our Background

JR & S Corp. was originally founded in 1969 and is a family owned firm. They have a variety of leading architectural product lines such as Kalwall Translucent Panels, Smoke Guard Fire & Smoke Containment curtains, Skyfold Vertical Folding Retractable Walls, Southern Folger Detention Hardware and MSP Detention/Security Equipment. These products are represented in the Caribbean and parts of Latin America.
Explore the rest of our site to learn more about what we have to offer. Please contact us with any questions. JR & S Corp. is here for you.

SmokeGuard M4000
Smoke Guard M-3000
Maximun Security Products
Smoke Guard M-400
Kalwall Ridge Skylight
Kalwall Wall Back-light
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JR & S Corp. Services

Exceeding Your Expectations


High Performance Translucent Building Systems

At Kalwall are committed to providing the best-quality day lighting product rely on our innovative, sustainable, lightweight structural sandwich panel that are revolutionary in fenestration technology for their combined light quality, energy efficiency and solar control property. Kalwall Skylight/Walls are capable of handling extreme weather. For example, hurricane Maria (Category 5; 175mph).

Fire and Smoke Protection 

Smoke Guard provides innovative and aesthetically appealing fire and smoke protection systems to fit any purpose and any opening in your building. Our complete range of curtain system are flexible- both physically and in application. JR & S Corp. in combination with Smoke Guard has helped to comply with the IBC-2018 code in Puerto Rico as well as UL 1784.


Satisfaction Guaranteed

Design and manufacturing high quality detention products from door and heavy duty hinges to electronic controls. Our hollow steel door was the first to receive a three hour rating from Underwriters Laboratories (UL). This 10- gauge hollow steel detention door has stiffeners almost three times thicker than any traditional hollow metal door.

Detention Equipment Company

Southern Folger’s Security Electronics Division designs, manufactures, installs, services, and audits security electronic systems for correctional facilities of all sizes and budgets. Utilizing state of the art technology, let us assist with matching your facility requirements and budget to the control system solution that meets your needs. Working closely with trusted system partners, Southern Folger provides quality security technology solutions for the correctional environment that we know best.

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Vertical Innovation Lets You Redifine Any Space Quickly, Easily and In Style

Skyfold® is your premium space management solution. These all-electric operable walls divide or expand spaces within minutes and store in the ceiling to maximize floor space. When in place, the Skyfold wall is both an acoustic barrier with the highest STC ratings in the industry and a customizable design piece.

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Get in Touch

P.O. Box 20665
San Juan, Puerto Rico 00928

(787) 565-1311

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