Knob & Tube Wiring in Mansfield, MA – Know Before You Insulate or Renovate

Knob and tube wiring is common in older homes throughout Massachusetts—and it can be a fire risk if left unchecked. Marrese Electric provides professional inspections to identify it, document it, and help you make smart next steps before adding insulation or starting renovations.

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What We Do

Vintage knob-and-tube wiring installed along wooden beams in an attic space.

Knob & Tube Detection

We trace and document where the wiring exists, even in hidden areas. You’ll get photos and a report.
Vintage knob-and-tube wiring installed along wooden beams, showcasing its historical design and insulation method.

Pre-Insulation Clearance

Insulation contractors often need electrical clearance before proceeding—we provide that fast.
A person installing an IC-rated recessed light fixture into a ceiling, ensuring safe and efficient lighting.

$250 Flat-Rate Inspection

One flat fee for a full inspection. Multi-family discounts available. Call today to find out more.
Old-fashioned knob-and-tube wiring secured with ceramic insulators, showcasing traditional electrical installation methods.

Why It’s Worth It

Avoid costly insulation delays or failed inspections. Our knob & tube check is affordable, fast, and thorough.

Need a reliable electrician?

Book your inspection now—(508) 505-4116. Know what’s in your walls before you cover them up.

Call Us Now!

(508) 505-4116

Working Hours

Mon-Fri: 9 am - 5 pm

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