Energy Star SIP House Sun Prairie WI

Location: Sun Prairie, WI

Project Information

Project Type: Residential, < 3,000 sq. ft.
Manufacturer: Energy Panel Structures
Builder: Ultimate Construction
Design Professional:
Year Built: 2023


High Performance: Yes
HERS/EUI Index Score: 45
ACH50 - Blower Test Results: 0.31
CO2 lbs./sq.ft./year:

Awards/Certifications: DOE Zero Energy Ready Home, EPA Indoor AirPLUS

Residential Single Family Home

SIP wall thickness and core material: 6-1/2" (5-5/8" EPS core)

Did SIPs help save time, labor, construction costs, or energy? Yes, with using the 12' SIP panels.

Describe any innovative design elements or structural engineering involved: Ceiling, panels on interior to keep envelope in tack. Sealed duct system-joints and seams. NetZero Ready

Certificates: Focus on Energy, DOE

HERS: 45

ACH50: 0.31

HVAC: Rheem 95TC0851521MSA 85,000 BTU HE furnace, Rheem RA1342 central air, 2 zone system.

*The home is solar panel ready
*Porch window facing south, spray foam, garage is also built with SIPs panels.


Affiliated Members

Energy Panel Structures, Inc.
Graettinger, IA
Ultimate Construction Inc

Cottage Grove, WI


SIPA Website Sponsors