How much can I save with new windows in Windham, NH?

Energy-efficient windows can save homeowners in Windham, NH 10-25% on annual energy costs. With 7000 heating degree days and 500 cooling degree days annually, quality windows make a significant difference.

What windows are best for the New Hampshire climate?

For homes in Windham, NH, we recommend double or triple-pane windows with low-E coating. Given your climate (design temps: -5°F winter, 85°F summer), Energy Star certified windows provide the best performance and potential rebate eligibility.

Windham, NH 00004

Windows Services in 00004

Professional windows services for Windham, New Hampshire. Licensed contractors serving ZIP code 00004 and surrounding areas.

Avg. Service Cost

$360

Avg. Response

45 min

Design Temp

85°F

Building Code

2018

Window Energy ROI Calculator

Calculate your potential savings from new energy-efficient windows in Windham, NH.
Climate: 7,000 HDD / 500 CDD

Number of Windows

Average Window Size (sq ft)

15 ft²

Standard window: 12-15 sq ft, Large picture window: 25-40 sq ft

Current Window Type

U-Factor: 1.2

Upgrade To

U-Factor: 0.3 • Energy Star Eligible

Frame Material

Annual Energy Bill ($)

$2,400

Your Savings Estimate

Annual Savings

$608

/year

Project Cost

$8,400

installed

Payback Period

13.8 years

to break even

25-Year Savings

$6,800

net lifetime

Environmental Impact

Reduce your carbon footprint by 3,996 lbs CO₂ per year — equivalent to planting 83 trees annually.

Federal Tax Credit Available

Energy Star windows qualify for up to $600 in federal tax credits (30% of cost, up to $600). This could reduce your payback period by 1 years.

Savings estimates based on U.S. Department of Energy calculations and local climate data. Actual savings vary based on home insulation, HVAC efficiency, and usage patterns. Professional energy audit recommended for accurate projections.

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Windows Data for 00004

Climate Data

ASHRAE design conditions for 00004

Summer Design Temp85°F

Winter Design Temp-5°F

Heating Degree Days7,000

Cooling Degree Days500

Annual Rainfall35"

Local Pricing

Average costs in Windham

Standard Service Call$360

Emergency Service$540

Permit Cost (avg)$75

Market Demandpeak

Housing Stats

Typical homes in 00004

Avg Home Size1,600 sq ft

Avg Home Age30 years

Median Value$250,000

Building Code2018

Energy CodeIECC 2021

Available Rebates for 00004

Federal Energy Efficiency Tax Credit

federal incentive • Expires 2032-12-31

Up to $2,000

Frequently Asked Questions

How much does windows service cost in Windham?

Windows service calls in Windham, NH typically range from $310 to $460 for standard repairs. Emergency service is available 24/7 at approximately $540.

Do I need a permit for windows work in 00004?

Yes, most windows work in Windham County requires a permit. The average permit cost is $75. Our licensed contractors handle all permit requirements.

How quickly can I get service in 00004?

Our network of 15+ licensed contractors in the Windham area offers average response times of 45 minutes. Emergency service is available 24/7.

Nearby Landmarks We Serve

Windham Community CenterWindham High SchoolDowntown Windham

Ready for Windows Service in 00004?

Connect with licensed windows contractors serving Windham, NH. Available 24/7 for emergencies.