
Jason
HVAC Design Specialist
- HVAC Journeyman
- HVAC Systems Designer
- IDABO Residential Air Balancer
- BPI Building Analyst
Serving Boise, Meridian, Eagle, Nampa & Mountain Home — and nationwide

Manual J/D/S HVAC design, REScheck energy code compliance, air balancing and duct leakage testing for homes and small commercial buildings. Serving the Treasure Valley since 2011, and builders nationwide.
Building Performance
Right-sized equipment, ducts designed to deliver, and paperwork that passes plan review. We help architects, builders, HVAC contractors and homeowners get comfortable, efficient buildings the first time.
Room-by-room load calculations, duct design and equipment selection for homes.
Learn moreManual N loads, duct sizing and equipment selection for light commercial buildings.
Learn moreREScheck envelope compliance reports for residential permits.
Learn moreTest, adjust and balance airflow so every room gets the air it was designed for.
Learn moreMeasure and document duct leakage for code, utility programs and comfort.
Learn moreLoad calculations and existing-conditions data during design support correct equipment sizing, duct layouts and envelope coordination.
Manual J/D/S and REScheck early in the project give HVAC subs clear bid documents and reduce surprises at plan review and inspection.
Accurate loads, duct sizing and equipment schedules streamline quoting, installation and code compliance.
Well-designed, tested and balanced systems lower energy bills and fix hot and cold rooms.
Since 2011, Osprey Building Performance has helped home designers, builders and building owners make homes and small businesses efficient, effective and healthy — single-family, multifamily and light commercial.

HVAC Design Specialist
On-site testing and balancing throughout the Treasure Valley. Plan-based HVAC design and REScheck reports for projects anywhere in the United States.
We provide Manual J, D and S residential HVAC design, Manual N commercial load calculations, REScheck energy code compliance, air balancing and duct leakage testing for homes and small commercial buildings.
On-site services such as air balancing and duct leakage testing cover Boise, Meridian, Eagle, Nampa, Mountain Home and the rest of the Treasure Valley. HVAC design and REScheck work is done from plans, so we serve builders and contractors nationwide.
Manual J calculates heating and cooling loads, Manual D sizes the ductwork, and Manual S selects equipment that matches the calculated loads.
Yes. Manual J/D/S, Manual N and REScheck packages can be tailored to your building department's requirements, and we coordinate with the engineer of record when a stamp is required.
Call (208) 995-4761 or email Jason@ospreybp.com with your plans, project location, timing and any standards you need to meet. We'll respond quickly with next steps.
Yes. Regional and national work is available, and travel can be included in the proposal.
Call or email Jason directly. Send plans and project details by email for the fastest quote.
Serving Boise, Meridian, Eagle, Nampa, Mountain Home and clients nationwide.