Rosboro X-Beam™

Next Generation Glulam

Rosboro X-BeamRosboro X-Beam

Rosboro X-Beam glulam is the most cost effective Engineered Wood Product of choice for a building industry increasingly focused on value engineering. Rosboro X-Beam is 20% to 30% less expensive than LVL and up to 20% less expensive than laminated strand lumber (LSL), so it is also a great choice for short door and window headers.

Rosboro X-Beam is Architectural appearance and matches standard framing. The greater widths relative to conventional 3-1/8" and 5-1/8" glulam equate to increased load-carrying capacity (up to 12% for 3-1/2" and 7% for 5-1/2").

Inventoried Locally

Rosboro's distributors inventory X-Beam in your local market to provide next-day delivery. Click here for a distributor near you.

Architectural Appearance

X-Beam is suitable for applications where glulam is exposed in the finished structure, such as residences, office buildings, restaurants, and schools. Click here for more information about appearance.

X-Beam Framing

Design Properties

X-Beam is 24F-V4. Click here for design properties.

X-Beam Glulam Sizes

Widths: Available Net Beam Widths: 3-1/2", 5-1/2", 6-3/4", 8-3/4".

Depths: Rosboro X-Beam is available in conventional depths of 1-1/2" increments as well as I-Joist compatible depths. X-Beam also matches 2 x 10 and 2 x 12 depths at 9-1/4" & 11-1/4".

X-Beam I-Joist Depth


X-Beam is manufactured with a slight 5,000-foot radius making it ideal for floor and roof framing. Click here for more information on camber.

Indivdually Wrapped

Rosboro X-Beam is individually wrapped to protect it from dirt, moisture and UV damage on the jobsite. Click here to learn more about glulam storage and handling.


X-Beam glulam columns are architectural appearance, surfaced four sides and all four edges are eased. These glulam columns are inventoried in the following sizes: 3-1/2" x 6", 5-1/2" x 5-1/2", 5-1/2" x 6. Other cross sections are available on a custom order basis. Click here for more information and design values.

Truly Green

Before green became a buzzword, glulam was one of the industry's most resource-efficient choices. Our glulam today is an even better choice for today's progressive market:

  • EcoBind ResinMade from a renewable resource - second- and third-generation forests.
  • Resins made with EcoBind™ Resin Technology meet or exceed the most stringent global emissions standards. EcoBind Resin Technology is a licensed trademark of Momentive Specialty Chemicals.

Certifications and Codes

Rosboro Custom Glulam is certified by the APA/EWS and Independent Inspection Title 24 and Department of State Architect (DSA). It also carries certification by JAS(Japan) and CSA (Canada). Code recognitions include Approval by ICC-ES Report ES2-1940, compliance with ASTM D-2559 for wet-use adhesives, inspected and certified by APA/EWS in conformance with American National Standards (ANSI) A190.1-02 and it is Los Angeles City approved. Visit our technical library for more information.