The Best Window Installers in Amherst, NH

Compare the highest-rated windows professionals in Amherst, New Hampshire. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Harvey's Windows & Doors

4.8
(180 reviews)
Verified

A highly-rated, family-owned and operated company specializing in high-quality window and door replacement for residential properties. They are known for their professional installation crews, strong focus on customer service, and offering a wide range of energy-efficient products from leading manufacturers.

101 Daniel Plummer Rd, Goffstown, NH 03045 (Serves the Amherst area)

Specialties & Features

Energy-efficient windows
Custom window solutions
New window installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Pella Windows & Doors of Nashua

4.7
(150 reviews)
Verified

As a branch of the nationally recognized Pella brand, this local showroom provides sales, installation, and service. They offer the full Pella product line, which is renowned for its innovation, durability, and energy efficiency. Their strength lies in custom solutions and professional installation backed by strong manufacturer warranties.

2 Townsend West, Nashua, NH 03063 (Serves the Amherst area)

Specialties & Features

Custom window solutions
Energy-efficient windows
Residential window replacement

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

New England Window & Door

4.6
(90 reviews)
Verified

A local contractor focused exclusively on windows and doors. They have built a strong reputation for reliability and quality workmanship in Southern New Hampshire. They work with several top-tier brands, allowing them to provide tailored recommendations for replacement, repair, or new construction projects.

Serves Amherst, NH from their base in Southern NH (Physical office location is not publicly listed in a single city, but they are a well-established local contractor).

Specialties & Features

Window repair services
Residential window replacement
Storm windows and security windows

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Amherst

** The window service market in Amherst, NH, and its surrounding areas is characterized by high-quality, professional contractors rather than a high volume of competitors. As a community with many historic and upscale homes, the demand leans towards custom, energy-efficient solutions that preserve aesthetic integrity while improving performance. The competition is moderate but quality-focused, with several established providers from nearby Nashua and Manchester dominating the service area. Homeowners in Amherst typically invest in premium products. Pricing for a full window replacement project is generally above the national average, reflecting the high cost of quality materials (e.g., fiberglass, wood-clad, or triple-pane glass) and professional installation, with average project costs often ranging from $15,000 to $40,000+ depending on the home size and product selection.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Amherst regulations and climate

Frequently Asked Questions About Windows in Amherst

Get answers to common questions about windows services in Amherst, New Hampshire.

1What is the typical cost range for a full window replacement in an Amherst, NH home?

For a standard, mid-range vinyl double-hung window, homeowners in the Amherst area can expect to pay between $800 and $1,200 per window installed, with total project costs varying significantly based on home size and window type. Factors influencing price include the specific energy efficiency features needed for our cold New Hampshire winters, the age and style of your historic Amherst home (which may require custom sizing), and whether you choose premium materials like fiberglass or wood-clad. Always get itemized quotes from multiple local installers to compare.

2When is the best time of year to schedule window installation in Amherst?

While window installation can be performed year-round, late spring through early fall (May to October) is ideal in Amherst to avoid the harshest winter weather, which can complicate sealing and increase home discomfort during the work. However, scheduling during the "shoulder seasons" of early spring or late fall can sometimes secure better pricing and faster installation dates, as demand is lower. Planning several months ahead is crucial, especially if you have a historic home requiring custom orders.

3Are there any local permits or regulations in Amherst I need to be aware of for window replacement?

For standard, like-for-like window replacements in Amherst, a building permit is generally not required. However, if you are altering the window opening size, changing the style in a way that affects egress (escape routes), or live within a designated historic district, you must contact the Amherst Building Department to verify requirements. Always ensure your chosen contractor is licensed and insured in New Hampshire and familiar with local codes to guarantee compliance.

4How do I choose a reliable window installation contractor in the Amherst area?

Prioritize contractors with strong local reputations, verifiable references from Amherst or nearby towns, and proper NH state licensing. Look for installers experienced with New England's climate who can advise on optimal energy efficiency ratings (like low-E coatings and argon gas) for our seasonal temperature swings. Check their standing with the Better Business Bureau and insist on a detailed, written contract that includes warranty information covering both the product and the labor.

5What are the most important energy efficiency features for windows in Amherst's climate?

Given Amherst's cold winters and humid summers, look for windows with a low U-factor (for insulation against heat loss) and a low Solar Heat Gain Coefficient (SHGC) to manage summer heat. Dual-pane glass with low-E coatings and argon gas fill is the standard recommendation for significant energy savings. Proper professional installation is equally critical to prevent air infiltration, which is a major source of heat loss and can lead to ice dam issues on roofs—a common concern in our region.