Materials:(Lam) Berridge T-Panel

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Materials:(Lam) Berridge T-Panel

Division C - Accepted Materials

Berridge T-Panel
by Lam Metal Contracting Ltd.

The metal panel listed and described below is accepted for use in the RoofStar Guarantee Program.
Lam Metal Contracting Ltd.
Contact Address
See the current Membership list and contact information at
Product Group - Standing Seam Metal Roof System
Panel Machine
Panel Name
Berridge T-Panel
Seam Type
Snap Lock

The roofing assembly / material information published below and in the RCABC Roofing Practices Manual DOES NOT represent a complete set of the manufacturer's published data, nor does it represent a detailed specification. The preparation of a detailed specification is the responsibility of the design authority. For more information about this product or system, consult the manufacturer.


Lam Metal Berridge T-Panel can be roll formed as straight, tapered or curved to any radius greater than 10’ in continuous length from a coil. Panel width is 12 ¾" (324 mm) with a 5/8" (16 mm) leg, and a nominal 1" (25 mm) seam height after clipping on the Snap-On Seam.


  1. General: Berridge T-Panel employ a hidden fastening system for securement to a solid substrate. Panel seams are covered by extruded vinyl weatherseal to prevent siphoning or flooding over seam and the panels are seamed together by Snap-On Seam.
  2. Range of application: on wood or metal sloped roofs; in commercial, institutional, industrial and residential construction; for re-roofing or new construction.
  3. Fasteners (Screws): Use 11 gauge 1¼" galvanized roofing for installation over wood, and use #10 x 1¼" pancake head tek screws for installation over metal. One fastener per clip @ minimum 20" O.C.
  4. Panel Clips: One piece assembly consisting of a No. 26 GA minimum thick coated steel base approximately 1" wide x 2" long as manufactured by Berridge Manufacturing in Denver, USA.
  5. Deck Requirements: in keeping with the Standard for Architectural Sheet Metal (ASM) Systems.






  1. Minimum roof slope is 1:4 (3" in 12"). Severe conditions (heavy snow or ice) minimum slope is 1:1.5 (8" in 12").


  1. Wind Uplift Resistance: Panel securement shall conform to the requirements in Part 3 of the Standard for Architectural Sheet Metal (ASM) Systems.
  2. Materials:RoofStar (RGC) accepted metal panel systems shall be formed of steel conforming to the requirements published in Section 9.2. of the Standard.

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