Free tools
Knob and tube tools for Boston homeowners
Set a budget and decide how soon to act before anyone visits the house. The results frame the first conversation; the walk-through and circuit tracing still decide the job.
Both tools run in your browser and ask for no contact details.
Cost estimatorKnob and tube replacement cost estimatorA typical Boston-area range for your scope, what pushes your house toward either end, the Boston permit fee worked out from the published formula, the utility for service work, and the Mass Save and city programs that may apply.AssessmentKnob and tube wiring assessment9 plain questions about what you already know, from an inspection note or an insurer letter to a Mass Save assessment that stopped the insulation, sorted into how soon to act and what to do next.PrintableKnob and tube insurance and quote checklistWhat to have on paper before an insurer is called back or quotes are compared: which circuits are live, what each quote covers, and the permit and Mass Save records to keep.
Prefer to talk it through?
Call or send the form. The first step is finding out which circuits are still knob and tube.
Call (617) 405-3599Decker Boston Knob and Tube361 Newbury Street, 5th Floor, Boston, MA 02115
office@deckerbostonknobandtube.com
Monday to Friday, 8 AM to 6 PM; Saturday and Sunday, 9 AM to 2 PM
Outside these hours, emergency calls only
Photos of the attic, the basement ceiling and the panel help most.