Chicago Flameproof (866) 884-7591

Wisconsin Flameproof (866) 884-7593

North Texas Flameproof (866) 884-7594

Sustain Treated

We manufacture and stock a complete inventory of Boards, Lumber, Plywood and Heavy Timbers.  We stock Heavy Timbers up to 12” x 12” x 24’.  We can quickly turn around hard to find Non stock Sustain® treated items. Sustain® 20 T MCA wood preservative is a system which is a fully micronized, copper plus tebuconazole formulation that provides long-term protection from rot, decay and termites for a wide variety of residential, commercial and industrial building applications.

Product Features

  • Protected with Sustain®, a new generation wood preservative
  • Does not contain arsenic or chromium
  • Provides long term protection from rot, decay and termite attack
  • For use in above ground, ground contact and fresh water immersion  and salt water splash zone applications
  • Can be used in residential, commercial and industrial applications
  • Offers a wider selection of timber species
  • Easily painted or stained
  • Superior preservative permanence
  • Sustain Treated WoodFeatures a lifetime limited warranty
  • Preserved wood may be disposed of in landfills or burned in commercial or industrial incinerators or boilers in accordance with federal, state and local regulations
  • Lower volatile organic compounds (VOC’s)

Proven Performance

The MCA preservative system in SUSTAIN preserved wood has been extensively tested using accepted industry and building code evaluation criteria under severe field and laboratory exposure conditions.  SUSTAIN preserved wood has been found to provide the same level of performance against funal decay and termites that retailers and consumers have come to expect from traditional preservative treatments. It is important to ensure that the wood is dry and free from surface deposits prior to applying any coating.

Nails, Fasteners and Fittings

Hot-dipped galvanized or stainless steel fasteners and fittings are acceptable for use with Sustain® treated wood. Use in direct contact with aluminum. View the Sustain® Information Sheet.

Building Code Compliant

SUSTAIN preserved wood is listed in the ICC-ES Report number ICC ESR-2325.  SUSTAIN preserved wood meets all applicable major model building codes for:
  • Above ground
  • Ground contact
  • Fresh water immersion Sustainability Preserved Wood
  • Salt water splash zone
  • Severe critical structural applications in ground contact

Sustain® Typical Applications and Appropiate Retention Levels*

  • Above Ground  – Decking, deck joists, railings, fence pickets, uncoated millwork
  • Ground Contact Fresh Water – Fence, deck, guardrail posts, crossties, utility poles
  • Permanent Wood Foundations – Wood foundations, building poles, horticultural posts, crossites, utility poles

Fire Treated

Wood graphicWe stock a complete line of lumber and plywood. We provide quick turn around on special order treated items.

Green Products

  FSC® Certified lumber and Plywood in Treated and untreated for all of your LEED projects.

Building Products


We specialize in non-combustible material and hard-to-find commercial industry items.

Chicago Flameproof

1200 South Lake Street
Montgomery, IL 60538
phone 866-884-7591
fax 630-896-4773

North Texas Flameproof & Wood Specialties Corp

4215 Chickasaw St.
Fort Worth, TX 76119
phone 866-884-7594
fax 817-534-9807

Wisconsin Flameproof

8530 West Calumet Rd
Milwaukee, WI 53213
phone 866-884-7593
fax 414-365-3674