HIL & CSL Licensed Contractor

Window and Door Services in Massachusetts

Shaddai Home Improvement installs and replaces windows, exterior doors, and storm doors on Massachusetts homes. Twenty five years sealing units that hold up to New England winters and the wind driven rain that finds every gap in a sloppy install.

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Energy Efficient InstallsHIL & CSL LicensedFully InsuredEPA Lead CertifiedFree Written EstimatesEnergy Efficient InstallsHIL & CSL LicensedFully InsuredEPA Lead CertifiedFree Written Estimates
Overview

Professional Window and Door Services in Massachusetts

Windows and doors are where most Massachusetts homes lose energy and let weather in. Old single pane windows leak heat all winter and cool air all summer. Aging exterior doors warp, sag, and let drafts through gaps that close on a piece of paper. Worse, when these units are installed wrong, water gets behind the casing and rots the framing around the opening. Twenty five years on Massachusetts homes has taught us that the install matters as much as the unit you pick. A good window installed badly fails.

Window and Door Installation

Window installation starts with the rough opening. We pull the existing window out, inspect the framing for rot or water damage, and address anything that needs to be fixed before the new unit goes in. Then we install proper flashing tape around the opening, set the new window in plumb and level, shim it to specification, and seal the perimeter with low expansion foam designed for window applications. The exterior trim goes back on with caulk at the joints. The interior gets cased and finished after the install passes inspection.

Window and Door Replacement Process

Replacement window jobs come in two main types. Insert replacements where we install a new window into the existing frame, which is faster and cheaper but only works if the original frame is sound. Full frame replacements where we tear the old unit and frame out and start fresh in the rough opening. Full frame is more work and more cost but it is the right call when the original frame is rotted, when you want to change the window size, or when the existing flashing has failed and water is getting in.

Why Window and Door Quality Matters in Massachusetts

Massachusetts winters expose every gap in a window or door install. Cold air finds the smallest opening and drafts get noticeable fast. The weatherstripping that worked in November shrinks in January and starts letting cold air through. Glass that is not properly sealed condenses moisture between panes. Doors that close fine in summer bind in winter when the framing shifts with the cold. Quality units installed correctly handle this. Cheap units installed quickly do not. The first hard freeze tells you which one you got on the install.

Why It Matters

Benefits of Professional Window and Door Installation in Massachusetts

Quality windows and doors installed correctly cut energy bills, improve security, and stop drafts that make rooms uncomfortable. Here is what professional installation delivers.

Whether you need a single window replaced or a whole house package, the install matters as much as the unit. We handle both with the same standards.

Our Work

Recent PROJECTS

Real Shaddai jobs across MetroWest and the I-495 corridor.

Why Us

Why Massachusetts Homeowners Choose Shaddai for Windows and Doors

Licensed and Insured

HIL and CSL licensed in Massachusetts. Fully insured for residential window and door work. Every install passes state code.

25 Years Experience

A quarter century installing windows and doors on Massachusetts homes. We know which units hold up and which leak first.

Free Written Estimates

On site measurements, written quote with units, glass package, and timeline. No verbal numbers, no surprise charges later.

FAQ

Window & Door FAQs

A full install covers removal of the old window, inspection of the framing, flashing tape around the opening, the new unit set plumb and level, foam sealing the perimeter, and exterior trim and caulk at the joints. Interior trim is included.
Cost depends on the number of windows, the size, the glass package (double pane vs triple pane), and whether we're doing insert or full frame replacements. We give you a written quote after measuring every opening on site.
Yes, most window replacement projects in Massachusetts require a building permit pulled by a licensed Construction Supervisor (CSL). We handle the permit, schedule the inspection, and take care of the paperwork.
A whole house window replacement typically runs 2 to 4 days depending on the number of openings. A single door install runs 1 day. You get a real timeline in the written quote before we order the units.
Yes. We hold both the HIL (Home Improvement Contractor) and CSL (Construction Supervisor) licenses required by Massachusetts for residential window and door installation. We're also EPA Lead certified for older homes.
Service Areas

Window and Door Services in Massachusetts

Our window and door crew works in Greater Boston, MetroWest, and the surrounding Massachusetts communities. Twenty five years working on homes throughout the region.

Not sure if you're in our coverage area? Call (508) 807-7866 and we'll confirm. Most of Massachusetts is on our route.

Free Estimate

Schedule Your Free Window and Door Estimate in Massachusetts

Drafty windows, a sticking front door, or ready to replace the whole house package? Tell us what you've got and we'll come measure.