Project Wall Box for Masonry Walls

EIN FSR PWB CMU8 Masonry Wall Box

May 16, 2022

The PWB-CMU8 is the first dedicated Masonry Wall Box engineered for installation in 8” block walls. The all-metal CMU8 is designed to replace the front portion of one block and, with the optional paintable cover, provides an attractive surface with no visible jagged block edges. The box has two opposing 2-gang device boxes inside, providing space for power and low voltage devices, including most receivers.

Features:

  • Engineered for installation in 8” block walls
  • Creates an attractive surface with no visible jagged block edges once painted
  • Available knockouts are 1”, 1.25”, and 1.5” centered on the opening of the most common two-hole CMU blocks
  • Two oversized 2-gang 3.25″ depth compartments (convertible to a single gang)
  • Removable compartments for installing active brick receivers and accommodate standard electrical plates
  • Cover is painted white and is suitable for over painting
  • Cover features beveled edge and cable lash bar to support the exiting cables

Applications:

  • K-12 Schools
  • Stadiums
  • Commercial Facilities

Go HERE for more information

Related Articles


Latest Articles

  • Guide to the Canadian Electrical Code, Part 1[i], 26th Edition – A Road Map: Section 28 – Motors and Generators

    Guide to the Canadian Electrical Code, Part 1[i], 26th Edition – A Road Map: Section 28 – Motors and Generators

    Rule 28-000 – Scope states that Section 28is a supplementary or amendatory section of the code and provides additional and specific requirements for the installation, wiring methods, conductors, protection, and control of all motors and generators. Read More…

  • Statement by ECAO Executive Director, Graeme Aitken on Tariffs

    Statement by ECAO Executive Director, Graeme Aitken on Tariffs

    February 7, 2025 ECAO posted the following statement from Executive Director, Graeme Aitken on their website regarding potential U.S. Tariffs: For almost 80 years, the Electrical Contractors’ Association of Ontario (ECAO) has served and represented the interests of Ontario’s industry-leading, unionized electrical contractors. Over those many decades, ECAO has stepped up during times of challenge… Read More…

  • Rigid PVC Conduit vs. ENT in High-Rise and Multi-Use Applications

    Rigid PVC Conduit vs. ENT in High-Rise and Multi-Use Applications

    February 7, 2025 By Phil Crangi Choosing the right high-rise construction conduit can significantly impact project efficiency and costs. While rigid PVC (Polyvinyl Chloride) conduit may have a lower upfront cost, ENT (Electrical Nonmetallic Tubing) offers more significant advantages due to its long-term labor savings and installation efficiency. ENT and fittings form an integrated system… Read More…

  • EFC Tariff Response: Advocating for Free Trade

    EFC Tariff Response: Advocating for Free Trade

    February 7, 2025 STATEMENT FROM CAROL MCGLOGAN, PRESIDENT & CEO, ELECTRO-FEDERATION CANADA ON U.S. TARIFFS Electro-Federation Canada (EFC), representing Canada’s electrical and automation industry, strongly opposes the recent tariffs announced (an subsequently delayed) by President Trump on Canadian imports. These tariffs threaten to disrupt North American supply chains, increase costs for businesses and consumers, and… Read More…


Changing Scene