Save time with full-scale 3D Revit Models from PROJECTWORKS - Learn more!. Key Features & Performance. Explore our ceiling grid today. DONN ZXA/ZXLA, a 24 mm (15/16 ) exposed, hot-dipped galvanized grid system with an aluminum cap, ideal for use in exterior and severe environments. 2. 75 / CAC 35+ (Total Acoustics Better) ( 8)Transform your images onto custom perforated METALWORKS CREATE! ceiling panels for a unique aesthetic plus acoustical performance. Passive Fire Register. Drywall Suspension Systems, and SHORtSPAN® suspension systems. With both concealed or exposed grid suspended ceiling systems, we have a solution available to meet acoustic, fire-rated, wind loading and seismic design requirements. Home; About. 45(A) permits suspended ceiling low-voltage power distribution systems to have reverse polarity (backfeed) protection of dc circuits by either (1) if the power supply is provided as part of the system, the power supply is provided with reverse polarity (backfeed) protection; or (2) if the power supply is not provided as part of. Aluminum ceiling grid and outdoor ceiling panels are a reliable choice for exterior suspended ceiling applications. CLEANASSURE family of products –includes disinfectable panels, suspension systems, and trim. Open Cell metal ceiling systems are designed to provide a continuous open cell ceiling appearance while maintaining the ease of accessibility of ceiling suspension and panel systems. MasterFrame HD is a T24 exposed grid system designed for heavy duty applications according to ASTM C-634. 10-Year Limited Warranty; 30-Year Limited Warranty. Non-Seismic Sloped Ceiling Requirements Grid ASTM Class Intermediate-Duty or Heavy-Duty Perimeter Support Wires 8" or Less from Wall None RequiredRockfon® Spanair® Clip-in Concealed Metal Panel. Products covered in this systems warranty are outlined above. The 15/16" Prelude XL Grid System is used to install suspended (drop) 24" x 24" and 24" x 48" ceiling panels. PROJECTWORKS serves your exclusive needs by providing complementary design and pre-construction services. Dynamic curving capabilities available. Pladur 4. Products. 00 per square foot for the grid system alone, not including tiles or installation. PRELUDE XL High Recycled Content - XL8320HRC is part of the PRELUDE XL High Recycled Content line from Armstrong Ceiling Installation Systems – Commercial. View our wholesale ceiling tiles here. Classic X™ works with most standard 2-foot-by-2-foot and 2-foot-by-4-foot ceiling tiles and is fire-rated. 5" to 12" with 12" grid hook kits, below the bottom of the joists. 60 pre-engineered kits that are easy to specify and install. Fire resistance is an important consideration for every ceiling system - no matter how simple or complex. Jennifer Petrouske, BOMA, NCIDQ. SUSPENDED METAL CEILING TILES. This metal acoustic ceiling system can be perforated to. INTERLUDE XL HRC Dimensional Tee - GA6199HRC is part of the INTERLUDE XL HRC Dimensional Tee line from Armstrong Ceiling Installation Systems – Commercial. 9Wood’s open grid suspended wood ceilings are superbly engineered – designed for function, without sacrificing beauty. High recycled content for improved LEED. using 3/8" threaded rod and integrated hanging clips to provide: Flexible and reconfigurable overhead cable tray and electrical distribution to meet client needs without a separate strut channel system. First in a series of four. We're here to help! If you have installation questions about a product not listed, please contact our TechLine Experts at 877-276-7876. CLEANASSURE family of products – includes disinfectable panels, suspension systems, and trim. 60-0. Exposed tee grid systems for lay-in ceiling panels offer factory-painted supporting members that are exposed to view. grid ceiling: [noun] a perforated ceiling that allows light to shine through. Acoustical Suspension Systems; Trim & Components; Drywall Grid Systems; Suspension System Moldings & Accessories;. Get 2023 Drop Ceiling price options and installation cost ranges. 10-year Limited System Warranty; 30-year Limited Ceiling System Warranty 6' spacing on mains results in cost savings of 10-15% by reducing material, hanger wire and installation time Simplify your curved drywall installations with our pre-notched main beams to create the radius you need Cost to install suspended ceiling grid. PROJECTWORKS serves your exclusive needs by providing complementary design and pre-construction services. 1 CEILINGS - FON+ T-60 profiles concealed acoustic. Clip-in, hook-on, and lay-in systems have similar pricing but different framework, installation, and tile attachment methods. View line. 312051. Deeply committed to its own sustainability goals, Armstrong is constantly working to innovate and add new. Armstrong’s AIRASSURE ceilings make it easy to address this design challenge. Call us: (866) 438 8833 |. 4YOU (874. It is measured in accordance with ASTM C423 and rates the ability of a ceiling, wall panel, or other material to absorb sound. ft. SUPRAFINE XL HRC. 5" to 12" with 12" grid hook kits, below the bottom of the joists. A drop ceiling is a secondary ceiling that is hung below the main structural ceiling of a building. 15/16" 15/16"What is a commercial ceiling called? Most common ceiling used in commercial buildings is a suspended ceiling. Ceiling Clouds. The cost of installing a ceiling grid varies depending on several factors, such as the size of the room, the type of tiles used, and the complexity of the installation. 32. Ceiling Systems All DesignFlex White and Sustain® color ceiling panels are part of the Sustain portfolio and many have Total Acoustics® performance – just look for the Total Acoustics® and Sustain icons. For the AIIR and PER scenarios studied, about 10-15 cfm of air was saved by utilizing tighter ceiling tiles. Armstrong Ceilings. Panel and Tile Systems: Suspended ceilings are often composed of a series of panels that form the visible surface of the ceiling. E&K began a project using traditional drywall framing, completing around 30-40 linear ft. Impact Resistance, Scratch Resistance, Washability. Rotary-stitched during manufacture for additional torsional strength and extra stability during installation. Get a modern look with commercial dimensional grid from Armstrong Ceiling Installation Systems. Our ceilings are custom designed to attach to a standard commercial T-Bar in a variety of ways – giving you easy access to mechanical, electrical and plumbing in the plenum space. RC2 Clip Contractors’ efficiency and understanding of the suspended grid system construction provides performance benefits and cost savings. 15/16 in. plastic suspended ceiling with trim. The most common size for tiles is 600x600 and you can buy many modern designs. We specialize in the design, installation, and maintenance of suspended ceilings, also known as drop ceilings. Model 12100-20-R. Arktura’s ceiling cloud products offer easy, scalable ways to enhance the look and functionality of spaces. Learn more about GSA Schedule and Allied States Cooperative Contracts. Ceiling Tiles are the tiles used to make up the drop. A fast, easy way to install and level a basement ceiling. C. We take great pride in helping you improve construction efficiencies and job-site production while making sure your design intent is maintained. Set the panel into the grid. " How 'bout 314. Video 2. Thank You. Provides a structure to hang signage or lights, and creates transitions for speakers and HVAC. To make your choice even simpler – request a complimentary Custom Acoustical. Achieve aesthetic beauty and high performance with USG Ceilings Plus® acoustical ceiling and wall systems. 75 – $1. pdf; 10 Year Warranty - Commercial Suspension Systems. 50 to $2. Our suspended ceiling grid systems are a perfect fit almost any project. For example, a cable may come into. A ceiling system with a CAC < 25 is considered low performance, whereas one with CAC of 35 or higher is high performance. Commercial Drop Ceiling Company. SUPRAFINE XL 9/16" Exposed Tee - XL7540 is part of the SUPRAFINE XL 9/16" Exposed Tee line from Armstrong Ceiling Installation Systems – Commercial. GridMAX® ceiling grid covers are made of high-grade vinyl that's easy to clean and maintain. Tiles are fitted from above, leaving the runners exposed in a criss-cross pattern. 1-11/16" web height keeps components vertical and. Main Features. INTERLUDE XL HRC commercial ceiling suspension system from Armstrong Ceiling Installation Systems. These tiles are best suited for commercial kitchens or spaces where cleaning and durability are particularly important. The building code must be consulted to determine if the suspended ceiling can be used to support the luminaires in question. No ceiling or suspension system product alone constitutes a fire-rated assembly. Great Spaces Await. Integrations. Bending crimp prevents misalignment. Potter Interior Systems offers a comprehensive range of suspended ceiling tiles and ceiling suspension systems. coverage area (102 lineal ft. We have a range of ceiling tile options. . Full renovation projects that require an affordable suspended ceiling system where performance is paramount. Read more. white, modern monolithic 2x2 tile and grid drop ceiling systems. 114" Main Beam Prelude XL, Routs 6" OC. HG Grid works with any 2 ft. • Minimum 7/8" wall molding • Grid must not be attached to the wall molding • 3/8" clearance on all sides • 3/8" overlap of the grid on the wall. Class A. Up to 3x faster than traditional stud and channel framing. Components for use in general and fire-rated applications. This IR is applicable to flat and level suspended gypsum board ceiling systems complying with the following limitations: • Total ceiling weight shall not exceed 4 pounds per square foot (PSF) including12 Gauge Wire. Sustain. The main. The Ceiling-2-Ceiling recycling program reduces and reuses your old ceiling tiles. All Armstrong Ceiling Solutions suspension systems, trim and accessories are made of galvanized steel and aluminum featuring a minimum of 30% recycled content with options for as high as 63%. 16 (C)]. Check out our QUICKHANG Grid Hooks. SUPRAFINE XL HRC. The cost of your ceiling grid will depend on the size of your room. x 4 ft. Find the perfect solution for your needs! Call us 1. Ceilings & Walls for the Home. USG’s collection of curved panels create one-of-a-kind ceilings. pdf;Solution: Choose the ultimate in durability from our selection of exterior ceiling products. Building a Unit-Price System Journal of Light Construction, Jun 2023, George. These upside-down T’s are commonly referred to as mains runners or cross runners/cross tees and are suspended on wires from the overhead structure, creating a space between the buildings structure and the finished ceiling called a plenum. Armstrong Ceiling Solutions provides the broadest portfolio of integrated solutions in the industry. Learn how to install a commercial ceiling. 24" x 24". The companion CurvTrim perimeter with factory-mitered corners offer clean, crisp intersections. Download. Acoustic baffles & blades for commercial spaces from Armstrong Ceiling Solutions. $1. 2 ft by 10 ft. Our costs are ballpark averages – get a local tradesperson to quote now. These concealed snap-in metal ceiling tiles create a smooth, streamlined look while being completely recyclable at end of. . Clip-in, hook-on, and lay-in systems have similar pricing but different framework, installation, and tile attachment methods. Our portfolio of suspension systems goes beyond grid. 8 million by 2029 with a CAGR of. 360 Painted Grid This 9/16" and 15/16" profile suspension system is used to define open plenum spaces, or used as decorative. Better: NRC 0. 00 (concrete floor) to 1. 3. Exterior options available in 24 x 24 x 1-1/2" and 24 x 48 x 1-1/2" standard panel sizes. Search and Download Now. Aside from adhering to government standards, they offer excellent fire protection. Choose from a wide range of ceiling panels, grid systems, and more. Paired with grid designed for exterior use, it's a complete system you can rely on to meet the demands of exterior performance. Search for ceiling contractor in your area for your acoustical ceiling needs. The non-directional pattern ensures consistent appearance. A heavy duty T-bar grid system shall be. From baffles to pods, linear to curved, and countless finish & material options, USG Ceilings Plus® energizes any space with color, texture, acoustics, and visual depth through cutting-edge engineering and. This open cell ceiling grid system conveys the intimacy of a lowered ceiling while maintaining an open plenum feel. Fine texture, fully concealed suspension system for monolithic look. Wall Assemblies;Browse How To: Ceiling Grid Installation Video Series ideas and more!. Our selection of curved ceiling panels come in various materials and styles, allowing for curved wood ceiling, curved plaster ceiling, or. Canopy and cloud commercial ceilings options from Armstrong Ceiling Solutions provide spot acoustics in curved, flat, shaped, kitted and even custom products. Did You Know? We provide support for GSA purchases. When it comes to finishing a residential project, architects and builders know they can count on USG’s residential acoustic ceiling tiles. 67". Armstrong Ceiling Solutions are backed by a variety of warranties ranging from 30-year limited ceiling system warranties to 1-year suspension system warranties. 69 %. 016". "Ceiling Grid System Market Research Study - Overview The Global Ceiling Grid System market exhibits comprehensive information that is a valuable source of insightful data for business strategists. In a side by side test, Armstrong’s ceiling solution withstood the E-84 fire testing for 23 minutes and 40 seconds versus traditional gypsum or plywood. WALL MOLDING 4. Acoustic ceiling installation and most commercial suspended ceiling constructions consist of metal channels in the shape of an upside-down T. Angle molding, shadow molding, channel molding, and other wall moldings are an important detail in the design and installation of each ceiling system. Armstrong KITCHEN ZONE ceiling tiles are more affordable, lighter weight, and have more pieces per carton vs. Kit includes three 6 ft. Intermediate Duty. 25 Steel Grid System. 24" x 24" EASY ELEGANCE Deep Coffer White. 1. 64 sq. A coffered ceiling is created with coffered panels or "coffers. One of the most common panel system is the “tee” system. QuickHang hardware is not for use on finished drywall. Ceilings & Walls A Solutions Portfolio Fast, focused, flexible. A drywall grid family of solutions for flat and curved applications, corridors, soffits, clouds, transitions, and integrations. Steel and felt ceiling systems have 60% recycled materials. Description. 2. USG Specialty Solutions and USG Ceilings Plus® offers design and aesthetic without limits. Overview 25 Steel Grid System Narrow Results By: Product Family PRELUDE 15/16" Exposed Tee Systems ( 5) SUPRAFINE Exposed Tee System ( 5) Drywall Grid Systems ( 4) TECHZONE Suspension Systems ( 4) SILHOUETTE 9/16" Bolt Slot Systems ( 2) 360 Painted Grid System ( 1) CLEAN ROOM Systems ( 1) Downlighting ( 1) Environmental Tee Systems ( 1) Whether your ideal suspended ceiling grid system is economical, flexible, aesthetically pleasing, or anywhere in between, USG has the grid ceiling option to support the demands of your project. Commercial ceiling grid from Armstrong Ceiling Installation Systems create stronger, more stable. The two units of measure commonly used are miles per hour (mph) andA metal ceiling grid system is an installation framework used in suspended ceiling systems, consisting of metal grids that support ceiling tiles or panels. Trim reveal edge border panels to the same dimensions as for flat panels. adusted or te unit grid Installing Suspended Ceilings Assembly andInstallation Instructions The ceiling system is made up of Armstrong® panels (either 2' x 4' or 2' x 2') which are supported by a suspension system (main beams, cross tees and hangers), and perimeter molding. Step 3: Calculate Room Size. How To: Ceiling Grid Installation 2 . Seismic. Save time with full-scale 3D Revit Models from PROJECTWORKS - Learn more!. Office ceilings . It is inadvisable for cables, including insulated and sheathed cables to BS 6004, to be laid directly on a suspended ceiling grid for a number of reasons, including: The cables are liable to be damaged, both during installation and later, by the sharp edges of the grid (Regulations 522. Solve your crowded or low-plenum corridor condition problems with SINGLESPAN for Acoustical and SHORTSPAN for Drywall applications. Browse & Download Product Specs & Data. Drop Ceiling Tiles Overview. This is the same method we use to teach and show our crew how to install 650 grid for drywall ceilings. Knockouts at 6" and 8" centers reduce cutting time. Manufacturing Technique: Cold Rolled. Our portfolio consists of a wide range of metal, aluminium, textile and wood ceilings. PRELUDE Plus XL Aluminum. Rondo U Clip – suits 125/127/128 Top Cross RailStock Pack: 500 | Sub Pack: 100. 7. Save time with full-scale 3D Revit Models from PROJECTWORKS - Learn more!. According to our latest study, the global Ceiling Grid System market size was valued at USD 2866. Easy to fit and easy to access the cavity above it. This feature provides a secure connection and fast, accurate alignment confirmed with an audible click. From durable Sheetrock ceiling panels to more elegant options, there’s something for practically any type of property. See More. Shop this Collection. SUSPENSION CEILING INSTALLATION IN SEISMIC ACTIVITY ZONES, IN ADDITION TO ASTM 636 1 Ceiling areas of 1000 ft2 [92. While it is unlikely two suspended ceiling jobs will be the same, it is possible to look at the average cost per metre square. Crisp-edge detailing and excellent corrosion resistance compared to steel systems. CeilingMAX saves up to 6 of ceiling height. Call our technical support team at 800. Up to 0. Designed for Residential and Commercial use this ceiling grid is one of the easiest grid systems to install. The ceiling tiles are clipped into a concealed spring tee then are automatically. The two units of measure commonly used are miles per hour (mph) andSuspended Ceilings Accessories. 03. Products covered in this systems warranty are outlined above. 10-Year Limited Warranty; 30-Year Limited Warranty with HUMIGUARD Plus or HUMIGUARD Max products. Surface Treatment: Galvanised. for pricing and availability. Available in SUPRAFINE 9/16" and PRELUDE 15/16" profiles. Shape: T. Products. See All Sizes & Options. No matter your project needs, USG has ceiling panels that can deliver. Install the cross tees or intermediate channels perpendicular to the main runners, forming a grid pattern. Creating an eye-catching look in a commercial space is easier than ever with wood ceiling panels from USG. The Tee-Grid systems we offer are complete with the necessary accessories – wedge anchor, adjustable spring clip, hanger wires, and clips for ceilings. View line. We have a range of ceiling tile options. View line. Allow at least 3" below the old ceiling, duct work, pipes, or wiring as clearance to maneuver a ceiling panel into the opening of the grid. Drywall Grid Solutions. WoodWorks (Including Bamboo) Ceiling Systems. By focusing on embodied carbon, we can deliver solutions to minimize the overall project’s impact. A grid ceiling is a false ceiling in the sense that it is not part of a permanent support structure such as floor joists or a cement floor/ceiling. The Classic Stab System features a range of components, including main tees, cross tees, wall molding, hanger wire, and accessories, all of which are designed to work together seamlessly to provide a strong, stable, and level ceiling grid. All Industrial. The team saw an instant surge in productivity, completing 90+ linear ft. Eliminates unsightly threaded rod penetrations through the ceiling plane for improved access and aesthetics. 1. Ceiling, Wall and Installation Systems that make a difference and contribute to improved indoor environmental quality. Flattened bulb is offset to allow true angles without interference. Solutions provider for various brands companies like Armstrong, U-Tone, Gyproc, Unisteel, Everest, Aerolite, Visaka, USG. 9m2] or less are exempt from lateral force bracing requirements. In place of tiles, it is possible to add lighting. A high light reflective ceiling – LR 0. Installing suspension systems or drywall grid in narrow corridors doesn't need to be a headache. Federal, State, County, and Municipalities. SUPRAFINE XL FIRE GUARD. OR 3) The suspended ceiling system shall comply with the prescriptive provision as listed below when not part of afire-resistive-rated assembly: a. ”. Our lineup of home ceiling tiles offers superior performance and durability coupled with pleasing aesthetics. 5. 23:28. Installing suspension systems or drywall grid in narrow corridors doesn't need to be a headache. Brrgo T Grid Ceiling 15mm/ 24mm Flat or Center Black Coated Steel Grid High Quality. We can help! Email [email protected] ML 9/16". Classic X™ works with most standard 2-foot-by-2-foot and 2-foot-by-4-foot ceiling tiles and is fire-rated. USAI Lighting and Armstrong Ceiling Solutions have partnered to offer architects and designers new ways to seamlessly integrate recessed downlights with architectural ceiling systems. Mars™ Logix™ Acoustical Panels. Popular Products. The grid system makes it easy to level. New 24" x 48", 24" x 72", and 24" x 96" lay-in ceiling panels are available as standard items in select patterns. Finished White ACOUSTIBUILT panels are part. Structure to hang signage, lights. USG. See More. 1kg/m without mid-span deflection exceeding 3. Acoustical Suspension Systems; Trim & Components; Drywall Grid Systems;. Fastener allows for easy installation to wall, deck, or I-beam without over-driving and damaging panel. A metal grid suspended from hanger rods or wires, consisting of main beams and cross tees, clips, splines and other hardware which supports lay-in acoustical panels or tiles. Ceilings & Walls for Commercial Spaces Explore our extensive portfolio of ceiling and wall solutions designed to tackle noise and enhance design in your commercial space. Commercial Ceiling Tile and Grid Systems. 4. CT Ceiling Systems, LLC is Connecticut's best suspended ceilings installation including Suspended Grid, Wood Ceilings, Custom Metal and Specialty Ceilings, Drywall Suspension Grid, Acoustic Ceilings. C. cross tees, nine 2 ft. NEW – Knurled Ridges on cross tees improve screw grab during board application. Cost is based on thickness of the tiles and how elaborately they are styled. C 2 To be installed to CISCA recommendations for areas subject to light to moderate seismic activity. See All Sizes & Options. View products. 70 is high performance. SUSPENSION CEILING INSTALLATION IN SEISMIC ACTIVITY ZONES, IN ADDITION TO ASTM 636 1 Ceiling areas of 1000 ft2 [92. [email protected] 15/16" EZ Stab Classic Environmental System provides a grid system ideal for areas with extreme humidity, such as parking garages and commercial kitchens Latitude Holes™ - More frequent and higher holes spaced every 3” provide installation flexibility EZ Clip allows for lower insertion force and easy removability Double web design coupled with 2. Link to downloadNUDO'S line of commercial ceiling panels are built for easy installation, sanitation, durability and low maintenance. 75) noise reduction coefficients (NRC) and solid ceiling attenuation class (CAC) performance. View. Explore Rockfon’s range of ceiling grid tiles and systems. Buy Online with Kanopi. Type of Metal Ceiling: Features: Open Cell Ceilings > Comprises of a series of open cell modules. ceiling tiles into a ceiling grid system; suspends from floor joists. Shop Ceiling Grid Shop Ceiling Grid. Download Data Sheet. For a detailed comparison between two ceiling types, simply click on of the. Hot-dipped Galvanized Steel. Acoustical & Drywall Grid Corridors. Build-A-Spec. Therefore we must only accept larger orders. The metal tracks will attach directly to the studs. Most Armstrong ceilings and grid have a 30-year limited systems warranty when installed together and used under normal conditions. A surface-mount grid system for direct applications over plaster, drywall and paste-up ceilings. DONN DXSS, a 24 mm (15/16 ) Type 316 stainless steel grid system, designed for industrial and other extreme environments. Choosing the best ceiling for your project can make all the difference. CONNECT for Intersection Downlighting places our specially designed LED recessed downlights at the intersection of the ceiling grid – allowing for perfect. Dynamic curving capabilities available. Learn more about GSA Schedule and Allied States Cooperative Contracts. We provide support for GSA purchases – learn more about GSA Schedule and Allied States Cooperative Contracts. Ensemble™ Acoustical Drywall Ceiling. Drywall Grid Systems; Suspension System Moldings & Accessories;. Replaces inconsistent finishes and edge details with clean crisp factory finished panels and grid for a fast and easy installation. According to our latest study, the global Ceiling Grid System market size was valued at USD 2866. Cross Tee. 600mm Cross Tee. C. Nailor Fire Rated Diffusers are classified and listed by Underwriters Laboratory for use in UL/ULC restrained or unrestrained floor/ceiling and or roof/ceiling assemblies which incorporate an exposed grid suspended ceiling (lay-in T-Bar) with up to a 3 hour rating. £5 - £8 per m2. Engineered for strong, secure connection. Drop ceilings are an essential part of commercial settings. Enquire now. All of our BarrierGrid suspension systems are ICC-ES listed for seismic applications, and our heavy-duty 1-3/8-inch wide-face ceiling suspension is fire-rated. The effect was to create a monolithic look while still providing access to services above the ceiling. Cost of drop ceiling tiles: Anywhere from $1–$70 per square foot (more on this below) Suspended grid rails: $1. These planks are just as demountable as. The system includes main beams, wall molding, and cross tees. Learn how to install a commercial ceiling from start to finish in this 20 minute ceiling apprentice course/video. 00 with VAT. There is no risk of sagging – even in consistently ”wet” rooms like kitchens, restrooms and pool areas. Find a contractor for Armstrong Ceiling Solutions – Commercial. 3. Commercial wood ceilings from Armstrong Ceiling Solutions include wood ceiling panels, planks, canopies, acoustical & custom solutions. 50 is low performance, an NRC > 0. Fire resistance is an important consideration for every ceiling system - no matter how simple or complex. Application-specific clips and other items may help complete your project. Tiles, panels, grids, systems—USG has design specifications & estimator tools for a variety of commercial ceiling solutions. We can offer clip-in tiles for a concealed grid ceiling, lay in tiles for an exposed grid ceiling, hook on tiles as well as tiles with no grid and profile suspension. Now the space is quieter and visually appealing for all its many uses. Mold- and mildew-resistant surface. Create Specification. Donn® Brand DXSS™ Acoustical Suspension System is a cost-effective ceiling suspension system providing protection in industrial environments and laboratories where the entire grid system must withstand the rigors of a humid. Cross tees available in ML and XL (staked-on end detail); secure connection; easy to remove, reuse/relocate. Schools, Colleges, and Universities. 2. x 4 ft.