Frazer Construction

Window and door replacement in Dedham requires a building permit from the town's Building Department. A local wrinkle: Dedham has historic district protections, so homes in regulated areas may face historic review for exterior changes visible from a public way, which can call for matched-profile or period-appropriate units rather than standard vinyl. Confirm whether your property is regulated before ordering. Inspectors review egress and safety glazing on all jobs. Homes built before 1978, common near the center, fall under the EPA RRP lead rule and require a lead-certified installer. Permit fees are modest and usually folded into the contractor's quote.

Dedham pricing is close to the inner-suburban average, with a premium on historic work. A standard vinyl double-hung runs roughly $680 to $1,200 installed per opening, while matched-profile wood or wood-clad units for historic homes run well higher. Entry doors range from $2,000 to $5,200 depending on materials and detailing. Patio sliders generally land at $2,600 to $5,800. Pre-1978 homes add $50 to $150 per window for lead-safe work. A whole-house project of a dozen windows commonly runs $10,500 to $19,000, with historic homes running higher when matched profiles are required.

Massachusetts requires a written contract and a Home Improvement Contractor registration for most residential window & door installation work; ask for the registration number and check it before paying a deposit.

More on permits, costs, rebates and common questions, plus every other window & door installation contractor serving the town, on the Windows & Doors in Dedham page.