The Best Window Installers in Union, NH

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

#1

Pella Windows & Doors of New Hampshire

4.8
(150 reviews)
Verified

A leading national brand with a strong local branch, Pella offers premium, energy-efficient windows and doors. They are known for their extensive product line, custom design capabilities, and professional installation services. Their strength lies in providing high-performance, durable windows with excellent warranties.

18 Industrial Drive, Rochester, NH 03867 (This is the nearest showroom/service center)

Specialties & Features

Energy-efficient windows
Custom window solutions
New window installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Four Seasons Sunrooms & Windows

4.6
(90 reviews)
Verified

Specializing in sunrooms and premium replacement windows, Four Seasons is a well-regarded contractor serving the Lakes Region. They focus on whole-home window replacement projects and are experts in managing complex installations to improve home energy efficiency and aesthetics.

223 South Main Street, Wolfeboro, NH 03894 (Serves the Union area)

Specialties & Features

Residential window replacement
Energy-efficient windows
Storm windows and security windows

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

R&R Construction of NH Inc.

4.7
(80 reviews)
Verified

A highly-rated local general contractor that specializes in exterior home services, including window replacement and installation. They are known for their personalized service, quality craftsmanship, and expertise in handling a wide variety of window brands and repair needs.

11 Cherry Lane, Middleton, NH 03887 (Located very close to Union)

Specialties & Features

Window repair services
New window installation
Residential window replacement

Business Information

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

Why These Are the Top Windows Contractors in Union

The window market in and around Union, NH, is characterized by a high demand for energy efficiency and durability due to the region's harsh New England winters and humid summers. The competition is moderate, with a mix of a few specialized window companies and many skilled general contractors offering window services. Homeowners prioritize quality and longevity over lowest cost, leading to a market where established, reputable providers thrive. Typical pricing for a full-window replacement project on an average home can range from $8,000 to $25,000+, heavily dependent on the window brand (e.g., vinyl, fiberglass, wood-clad), the complexity of the installation, and the home's specific requirements for custom sizes or historical accuracy. The most common services requested are full-frame replacements of old, drafty windows with modern, low-E, double- or triple-pane insulated units to reduce heating costs and improve home comfort.

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 Union regulations and climate

Frequently Asked Questions About Windows in Union

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

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

For a standard double-hung vinyl window, installation costs in the Union area typically range from $800 to $1,200 per window, including materials and labor. Final pricing is heavily influenced by the window's size, style (e.g., picture, bay), and energy efficiency features, which are crucial for our cold New Hampshire winters. We recommend getting 2-3 detailed, in-home estimates from local providers for an accurate quote specific to your home.

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

The ideal installation windows are during the milder shoulder seasons of late spring (May-June) and early fall (September-October). This avoids the peak summer demand that can delay scheduling and the deep cold of a New Hampshire winter, which can complicate sealing and curing processes. However, a professional installer can work year-round; winter installations are common and include specific protocols to protect your home's interior from the cold.

3Are there specific energy efficiency features I should prioritize for Union's climate?

Absolutely. Given Union's cold winters and variable seasons, prioritize windows with a low U-factor (measures heat loss) and a low Solar Heat Gain Coefficient (SHGC) to retain indoor heat. Look for double or triple-pane glass filled with argon gas and Low-E coatings. These features are critical for reducing heating costs and preventing condensation, making them a wise long-term investment for New England homes.

4Do I need a permit for window replacement in Union, NH?

In most cases, a simple like-for-like window replacement (same size and opening) does not require a permit in Union. However, if you are altering the rough opening size, changing the egress requirements of a bedroom, or are in a designated historic district, a building permit from the Town of Union may be necessary. A reputable local installer will know these regulations and handle any required permitting on your behalf.

5How do I choose a reliable window installation contractor in the Union area?

Look for a contractor who is licensed and insured in New Hampshire, has strong local references, and offers a robust warranty on both product and labor. It's essential to choose a company with extensive experience in New England's weather, as proper flashing and sealing against moisture and wind are non-negotiable. Always verify their standing with the NH Attorney General's Consumer Protection Bureau and the Better Business Bureau.