Guides

Plain-English explainers for Massachusetts homeowners. Rebates, permits, costs, and the quirks of doing home work in MA.

• Window Replacement Permit in Massachusetts: The Real Rules

  A MA-code straight answer on window replacement permits: why like-for-like still triggers 780 CMR, plus the R310 egress carve-out.

  September 8, 2026· Windows & Doors

• Massachusetts Fertilizer Law: What Homeowners Can Use

  Massachusetts fertilizer law limits phosphorus on established lawns under 330 CMR 31.00. How to read the NPK bag and stay legal in 2026.

  September 7, 2026· Landscaping

• Should You Set Back a Heat Pump Thermostat in MA?

  In MA, deep overnight setbacks trigger costly aux heat on most cold-climate heat pumps. The 1 to 2 F rule, and the thermostat fix.

  September 4, 2026· HVAC

• Matching Siding on a Massachusetts Home Addition

  Old MA homes use cedar and asbestos exposures no supplier stocks. Here are the three honest options for matching siding on an addition.

  September 3, 2026· Siding

• Designing a Finished Basement in Massachusetts

  How MA ceiling height, egress, radon, and moisture control shape finished-basement interior design before you pick a paint color.

  September 2, 2026· Interior Design

• Retrofit an Old Deck to MA Code, or Rebuild?

  Can you retrofit your old MA deck to 780 CMR instead of rebuilding? A decision framework, hardware-level cost ranges, and when to walk away.

  September 1, 2026· Decks & Porches

• MA Historic District Reroof Rules: Ch. 40C Guide

  MGL Ch. 40C rules for reroofing in Massachusetts Local Historic Districts: the Certificate of Appropriateness process, roof material limits, solar rules.

  August 31, 2026· Roofing

• Where a Sump Pump Can Legally Discharge in Massachusetts

  Massachusetts rules on where a sump pump can discharge: sewer, storm drain, wetland buffer, drywell, or your own lawn, and what triggers a permit.

  August 28, 2026· Foundation Repair / Waterproofing

• Garage-to-House Door Code in Massachusetts (780 CMR)

  Does the door from your garage to the house need to be fire-rated in MA? What 780 CMR R302.5.1 actually requires, and the two rules that fail inspection.

  August 27, 2026· Windows & Doors

• Mass Save Weatherization Barriers That Block Heat Pumps

  Assessor found K&T, vermiculite, asbestos or mold? Mass Save's barrier rebates, HEAT Loan caps, and the tier that decides who pays.

  August 26, 2026· HVAC