Energy Star SIP House Red Feather Lakes CO

Location: Red Feather Lakes, CO

Project Information

Project Type: Residential, < 3,000 sq. ft.
Manufacturer: Energy Panel Structures
Builder: Kiefer Built Contracting
Design Professional: EPS Buildings
Year Built: 2024

Performance

High Performance: Yes
HERS/EUI Index Score: 32
ACH50 - Blower Test Results: 0.98
kBtu/sq.ft./year: 33.2
CO2 lbs./sq.ft./year:

Awards/Certifications: ENERGY STAR Certified

BEA: 2025 Building Excellence Award - Runner-Up High Performance

Single Family Home for a retired couple.

Nestled on the Mountainside: An Energy-Efficient Retreat for Retirement

This stunning single-family home, built into the side of a mountain overlooking Red Feather Lake, provides the perfect retirement haven for a discerning couple. Designed with energy efficiency and rapid construction in mind, the home utilizes Structural Insulated Panels (SIPs) for superior insulation and a significantly reduced construction timeline.

Key Features:

  • Mountainside Marvel: Built into the mountainside, maximizing natural beauty and minimizing environmental impact.
  • Energy Efficiency Champion:
    • Achieved a remarkable HERS index of 32, significantly exceeding industry standards.
    • Low blower door test (ACH50) of 0.98 ensures minimal air leakage.
    • Energy Use Intensity of 33.2 kBtu/ft2 demonstrates exceptional energy performance.
    • Triple-pane windows, LED lighting, and an efficient electric heat pump contribute to reduced energy consumption.
    • Pre-wired for future solar panel installation, further enhancing sustainability.
  • Comfort and Convenience:
    • In-floor radiant heat throughout the home provides consistent warmth and comfort.
    • HRV system ensures optimal indoor air quality.
    • ICF Foundation provides a strong and energy-efficient base.
  • Premium Construction:
    • SIPs with 7-1/4" EPS core in walls and 11-1/4" EPS core in the roof offer superior insulation and structural integrity.
    • Engineered to withstand 169 MPH winds, ensuring durability and peace of mind.
    • Utilizes high-quality, low-VOC materials for a healthier living environment.

A Testament to Sustainable Living:

This project exemplifies the power of modern building techniques to create a beautiful, comfortable, and environmentally responsible home. By prioritizing energy efficiency and utilizing innovative materials like SIPs, this residence sets a new standard for sustainable mountainside living.

Documents

Affiliated Members

Energy Panel Structures, Inc.
Manufacturing
Graettinger, IA

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