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Main FeaturesParaline® Linear Metal Systems (I, II, III, and PLUS) includes components engineered and tested to achieve two- or three-hour fire rating assemblies. The Paraline® II and Paraline® PLUS pans are also wind-load tested up to 120 mph. Air distribution components for the Paraline® ceiling system are designed to integrate with the suspension systems and pans.
USG Ceilings Portfolio Series: Episode 1 - Installation & Edge Style
USG Ceilings Portfolio Series: Episode 2 - Performance Features
USG Ceilings Portfolio Series: Episode 3 - USG Panel Types
Data/Submittal Sheets & Specifications
|Data/Submittal Sheet (English)|
Catalogs & Brochures
|System Catalog (English)|
Our customer support team will get back to you within 48 hours
How is the load test data collected for ceiling grid?
Load data and spans are based on simple span tests in accordance with ASTM C635, with a deflection limitation of L/360.
How do you remove cross tees without a tool?
To remove a cross tee, push up on the main tee with your thumbs (where the cross tee is connected) and rotate it until the cross tee pops up and out of the slot.
What are the best grids to use in an area that is accessible to moisture?
The best grids to use in an area accessible to moisture are the Donn® AX™ Acoustical Suspension System or the Donn® ZXLA™ Acoustical Suspension System.
How much force is required to insert a cross tee with a quick release clip?
It takes 12-14 pounds of force to install a cross tee.
What is the standard warranty of grid?
Ten years. See complete warranty for details.
What gauge hanger wire is needed to install grid?
For residential installation 18-gauge wire is required. For commercial installation 12-gauge wire is required.
What is the warranty for a system, that uses USG tile and grid together?
There is a lifetime warranty on any ceiling system that is used in conjunction with our tile and grid. All grid is lifetime when used with USG tile, however not all tile is lifetime when used with USG grid. See complete warranty for details.
How far apart should hanger wires be spaced when installing grid?
For commercial installations, hanger wires should be spaced between 4' on center along the main tees.
How is the spacing of wire hangers determined for fire-rated assemblies?
All systems must be installed and tested in compliance with ASTM C636.
When installing grid, what is the minimum clearance needed from the overhead structure?
Minimum clearance is 3", which allows ceiling tiles to be inserted and removed freely.
How do you take main tees apart without a tool?
Facing the main tee splice place your left hand near the left side of the splice and right hand near the right side of the splice. Using a shearing motion, push with your left hand and pull with your right hand. This disconnects the main tee splice. Be sure to straighten the end tabs before attempting to reconnect.
Which grid is the best grid to use in a Clean Room environment?
USG Donn® Brand CE™ Acoustical Suspension System is the best grid for a Clean Room environment.
How should I store my specialty ceiling panels?
Store panels in a manner that will prevent scratches or damage of any kind.
Which metal ceiling system provides the best light reflectance rating?
Celebration™, Panz™, and Libretto™ provide the best LR when unperforated. Panz™ and Celebration™ provide LR-10 unperforated. Depending on the perforation pattern, LR rating will decrease.
Paraline®, due to its reveals would not provide as good a result.
What specialty ceiling panels can be used on the exterior?
USG Paraline® Linear Metal Ceiling Systems and USG Celebration™ Metal Ceiling Panels can both be used for exterior applications. Both systems can withstand wind conditions of up to 120 MPH.
Can I get installation videos for USG Specialty Ceiling Systems?
Yes. There are some installation videos available for view on USG's YouTube channel — https://www.youtube.com/channel/UCjFGEkkPLFCDqT-iK1zsvgg.
Will the ceiling panels bend if handled incorrectly?
Yes. Handle panels in such a manner as to ensure against racking, distortion or physical damage of any kind.
Have a question?
Let us do research and get back to you (usually within 48 hours).
Need help right away?
Call our Technical Support team at 800-874-4968 (Monday-Friday, 7am-6pm Central).