What Happens When Nonmetallic Sheathed Cables Come in Contact with Spray-Foam Insulation?

What Happens When Nonmetallic Sheathed Cables Come in Contact with Spray-Foam Insulation?

Electrical inspectors from Washington State share best practices

According to the January 2016 edition of Electrical Currents, a newsletter from Stephen Thornton, the chief electrical inspector for the Washington State Department of Labor & Industries, many questions arise among electrical installers when it comes to the use of polyurethane spray foam insulation in residential construction. Specifically, many are unsure whether nonmetallic-sheathed cable is allowed to be in contact with, or encased in, spray-foam insulation.

The first

Register to view the full article

Register on EC&M and gain access to premium content, including this article and much more.

Hide comments

Comments

  • Allowed HTML tags: <em> <strong> <blockquote> <br> <p>

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.
Publish