• 253-858-7472

Thunderbird / Wren Halfway House MN

9302 Idaho Street
Duluth, MN 55811

Participant information
Max Gray Construction, Inc.
Jim Abrahamson
Hibbing, MN   55746
Email Address: jabrahamson@ maxgrayconstruction.com
Website:  www.maxgrayconstruction.com

Commercial/Industrial/Institutional Buildings over 10,000 sq. ft.

Project information
Thunderbird / Wren Halfway House
Duluth, MN   55811

Date Completed:
September 2019

Dimensions of building (all floors of multi-story building):
72 x 32, 98 x 40, 72 x 32, 54 x 55 – first floor
72 x 32, 98 x 40, 72 x 32 – second floor

Total sq. ft. of conditioned space:
20,000 sq. ft.

Panels Manufactured By: Company Name (members only):
Energy Panel Structures (EPS)

Designed By (if different than applicant - SIPA will only recognize members)
Randy Wagner
2 West First St.
Duluth, MN   55802
Phone:  218-727-2626

Describe the end use of the building:
40 bed treatment facility to help people affected by chemical dependency and alcoholism.

How did SIP construction help you get this job?
With Winter build, having panels built in controlled environment helped greatly in construction and construction costs.

SIP wall thickness and core material:
6” EPS panels

SIP roof thickness and core material:
12” EPS panels (Entry vestibule roof only).

Describe the benefits of using SIPs on this project. Did SIPs help save time, labor, construction costs, or energy?
Durability with the efficiency of the SIP panels were the main reasons, factory-controlled environment made Winter construction simpler.

Describe the HVAC system used on the project:
Two-stage gas-fired furnaces with 96.0% AFUE Rating.

Describe any other energy-saving materials used in the building envelope other than SIPs. List U-values of windows used and the U or R-value of any insulation materials. (judged only for High Performance Category)
Thermo-Tech windows – U-Factor 0.27
CertainTeed fiber glass attic insulation – R-60

Please list any energy-efficient products or design features, such as lighting, hot water heating, appliances, passive solar (judged only for High Performance Category:
LED light fixtures installed throughout the building.

Please list any sustainable materials or design features not listed above, such as recycled materials, low-VOC finishes, landscaping, etc. (judged only for High Performance Category):
Low VOC paints

Click on a photo to enlarge.

Builder Information

Max Gray Construction, Inc./Energy Panel Structures (EPS)2501 5th Ave West
Hibbing, MN 55746

Phone: 218-262-6622
Email: jabrahamson@maxgrayconstruction.com

Panels manufactured by Energy Panel Structures (EPS).

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