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

Energy-efficient windows can save homeowners in Durham, NH 10-25% on annual energy costs. With 7277 heating degree days and 777 cooling degree days annually, quality windows make a significant difference.

What windows are best for the New Hampshire climate?

For homes in Durham, NH, we recommend double or triple-pane windows with low-E coating. Given your climate (design temps: 2°F winter, 90°F summer), Energy Star certified windows provide the best performance and potential rebate eligibility.

Durham, NH 27704

Windows Services in 27704

Professional windows services for Durham, New Hampshire. Licensed contractors serving ZIP code 27704 and surrounding areas.

Avg. Service Cost

$428

Avg. Response

52 min

Design Temp

90°F

Building Code

2019

Window Energy ROI Calculator

Calculate your potential savings from new energy-efficient windows in Durham, NH.
Climate: 7,277 HDD / 777 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

$652

/year

Project Cost

$8,400

installed

Payback Period

12.9 years

to break even

25-Year Savings

$7,900

net lifetime

Environmental Impact

Reduce your carbon footprint by 4,284 lbs CO₂ per year — equivalent to planting 89 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 0.9 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 27704

Climate Data

ASHRAE design conditions for 27704

Summer Design Temp90°F

Winter Design Temp2°F

Heating Degree Days7,277

Cooling Degree Days777

Annual Rainfall42"

Local Pricing

Average costs in Durham

Standard Service Call$428

Emergency Service$642

Permit Cost (avg)$75

Market Demandmedium

Housing Stats

Typical homes in 27704

Avg Home Size1,877 sq ft

Avg Home Age67 years

Median Value$527,000

Building Code2019

Energy CodeIECC 2021

Available Rebates for 27704

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 Durham?

Windows service calls in Durham, NH typically range from $378 to $528 for standard repairs. Emergency service is available 24/7 at approximately $642.

Do I need a permit for windows work in 27704?

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

How quickly can I get service in 27704?

Our network of 17+ licensed contractors in the Durham area offers average response times of 52 minutes. Emergency service is available 24/7.

Nearby Landmarks We Serve

Durham Community CenterDurham High SchoolDowntown Durham

Ready for Windows Service in 27704?

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