Climate ZonesIowaVan Buren

Van Buren, Iowa HVAC Climate Zone

Van Buren is located in IECC Climate Zone 5A (Cool - Humid). Get accurate Manual J load calculations with official design temperatures for Van Buren.

Climate Zone
5A
Winter Design
0°F
Summer Design
91°F
ZIP Codes
10

Van Buren HVAC Contractors: Get Your Free Manual J Report

Climate Zone 5A requires precise load calculations. Upload your Van Buren blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Van Buren's exact design temperatures (0°F winter / 91°F summer).

Claim Free Report
No credit card required

Verify Your Van Buren ZIP Code

Enter your ZIP code to confirm it's in Van Buren and get climate zone details.

Van Buren covers 10 ZIP codes: 52535, 52542, 52551, 52565, 52570, 52573, 52588, 52620, 52626, 52651

Van Buren Design Temperatures

Official ASHRAE design temperatures for Van Buren, used for accurate Manual J load calculations.

Winter 99% Design Temp
0°F
Summer 1% Design Temp
91°F
Summer Wet Bulb
75°F

IECC Requirements for Zone 5A

Minimum insulation and window requirements for Van Buren per IECC 2021.

Wall Insulation:R-20
Roof/Ceiling:R-49
Floor Insulation:R-30
Window U-Factor:0.3
Window SHGC:0.4

Energy Code: 2021 IECC

Recommended HVAC Equipment for Van Buren

Heating Systems

Gas furnace (95%+ AFUE)
Boiler
Heat pump (cold climate)
Typical AFUE
95-98%

Cooling Systems

AC (13-16 SEER)
Heat pump
Typical SEER
13-16 SEER

Related Climate Zone Pages

Learn More About
Climate Zone 5A
View All Zones in
Iowa
HVAC Permits for
Van Buren, Iowa

Get Free Manual J Calculations for Van Buren

Upload your Van Buren blueprint and get a professional Manual J load calculation using official Zone 5A design temperatures. First report is FREE.

Van Buren design temps
Zone 5A compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ Van Buren contractors who trust AutoHVAC