Welcome to Jr.Supply

Welcome to JR Supply, your trusted source for building materials and high-quality insulation products. Known for our dependable service and an approachable, straightforward style, we're dedicated to providing the supplies you need to complete every project with confidence. From contractors and facility managers to DIY enthusiasts, JR Supply is here to support your success with quality materials and reliable service.

Quality Building Materials, Trusted Service

At JR Supply, we believe every project deserves top-quality materials delivered with exceptional care. Our team is passionate about supporting builders, contractors, and homeowners alike, ensuring that each order receives the attention and commitment it deserves.

Our mission goes beyond supplying construction products; we're focused on building lasting relationships and delivering consistent value with each interaction. From sourcing premium materials to providing fast, reliable delivery, JR Supply is dedicated to ensuring your projects are completed with the materials, expertise, and trust that only a dependable supplier can provide.

Our Building Solutions

Explore our range of high-quality building materials and insulation products, trusted by professionals for durability and performance. Whatever your project requires, JR Supply is here to deliver.

rFOIL© ULTRA NT Solid / Perforated Barrier

The rFOIL® ULTRA NT SCIF Radiant Barrier series offers superior RF attenuation and protection for Sensitive Compartmented Information Facilities (SCIFs), engineered to meet rigorous SCIF standards. The 1800S ULTRA NT Solid Barrier provides exceptional RF shielding across a broad spectrum of frequencies, combining a high-strength aluminum foil surface with a durable, lightweight polyethylene base. This solid radiant barrier is easy to install and acts as both a reliable RF and vapor barrier, ensuring comprehensive protection in secure environments while enhancing thermal efficiency by reflecting up to 97% of radiant heat.

For SCIFs requiring improved airflow without compromising on shielding, the 1800P ULTRA NT Perforated SCIF Radiant Barrier variant integrates strategically placed perforations. This design balances RF attenuation with optimal breathability, ideal for applications where air circulation is essential. Both variants are crafted to ensure easy application across building types and feature compliance with ICD 705 standards. With dependable durability, high reflectivity, and effective RF shielding, rFOIL® ULTRA NT SCIF barriers deliver robust, flexible solutions tailored to meet the needs of high-security facilities.

Aluminum Foil Conductive Adhesive Tape for SCIF

Aluminum Foil Conductive Adhesive Tape for SCIF is engineered for secure contact and effective EMI/RF shielding, designed specifically for SCIF room applications and compliant with ICD 705 standards. This high-performance tape features a 2-inch width and 54-foot length, with a durable aluminum foil backing and silver metallic finish that seamlessly seals seams in radiant barrier products like rFOIL Ultra NT SCIF Barrier foil. Each roll is backed by a pressure-sensitive acrylic conductive adhesive that ensures firm contact, grounding, and static charge control across various surfaces, including non-solderable materials.

Sold in convenient packs of five, this conductive adhesive tape offers a reliable solution for creating a continuous vapor barrier and enhancing the overall durability of shielding installations. With its versatile solderability and conductivity, this tape is ideal for electronic and security applications, delivering robust, compliant shielding and grounding solutions.

3M™ Super 77™ Multipurpose Spray Adhesive Aerosol

The 3M™ Super 77™ Industrial Grade Multipurpose Spray Adhesive Glue has been a trusted solution for over 50 years, celebrated for its versatility and fast-drying, permanent bond across a wide range of lightweight materials. This industrial-grade adhesive delivers a reliable, high-tack hold and low soak-in, providing a clean, smooth finish without dimpling. Known for its easy spray application, 3M™ Super 77™ is ideal for general assembly, maintenance, and repair, as well as projects like attaching insulation, bonding foils, and even picture framing and mounting displays.

Offering high initial grab and adjustable positioning time, 3M™ Super 77™ is designed to meet the needs of both quick fixes and more complex applications. With its high solids content for extended coverage, this adhesive is suitable for materials like paper, fabric, wood, metal, and insulation. CARB compliant and eligible for LEED credits, 3M™ Super 77™ ensures professional-grade results while meeting environmental standards, making it a go-to for both industrial and creative projects.