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Cutting-Edge Resources

We've gathered all of our most used forms and helpful resources here for your convenience. Download PDFs of important documents and find in-depth information on new and popular products and materials.

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Customer Resources

Credit Application

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Job Information Form

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Terms of Sale

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Lumber Calculator

Not sure how much lumber to buy? Use our linear board feet calculator.

GSL Logo Package

This zip folder contains several variations of the company's brand mark, standard logo and Windows & Doors logo.

Product Resources

APA Concrete Forming Guide

California Fire Standards & Exterior Wood Products

How To Install Siding

Testing Standard CA SFM 12.7A-4: Decking

Testing Standard CA SFM 12.7A-3: Under Eaves

Testing Standard CA SFM 12.7A-1: Exterior Wall Siding and Sheathing


Framing Lumber Base Values

Lumber Property Values By Species (Domestic)

MSDS: Wood Dust

Fire Treated

D-Blaze Interior Fire Retardant Spec Sheet

Pyro-Guard Spec Guide For Interior Fire Treated Wood

MSDS: Pyro-Guard Treated Wood

MSDS: D-Blaze Interior Fire Retardant

Exterior Fire-X Treated Wood Spec Sheet

Fire-Resistant Gypsum Sheathing Spec Sheet

MSDS: Exterior Fire-X Treated Wood

Mold Control

QuanTim Brochure

QuanTim Warranty

OSB & Panels

Facts On Structural Wood Panel Formaldehyde Emissions

MSDS: Oriented Strand Board (OSB)

MSDS: Plywood

Oriented Strand Board (OSB) Floor Sheathing

Oriented Strand Board (OSB) Roof Sheathing

Oriented Strand Board (OSB) Wall Sheathing

PS 1-07 Structural Plywood

PS 2-04 Wood-Based Structural-Use Panels

PS 1-95 Construction and Industrial Plywood

Structural Wood Panels and Formaldehyde Tech Report


Borate Manufacturer Specifications

Borate Spec Data Sheet

Management & Disposal of Treated Wood Waste In CA

MSDS: Pac-Bor (Borate)

MSDS: Tanalith E (Copper Azole)

ACQ Treated Wood Spec Sheet

MSDS: ACQ Preserve Treated Wood

Wood Connectors Corrosion Performance Tech Sheet