I will calculate commercial hvac heating cooling loads using acca manuel n
HVAC Load Calculations And Mechanical Design Support
About this Gig
Welcome! Im Sydney Lahm. I provide commercial HVAC heating and cooling load calculations using ACCA Manual N for offices, retail spaces and similar projects.
WHAT I OFFER
- Commercial heating and cooling loads
- Sensible and latent cooling calculations
- Thermal zone load summaries
- Wall, roof, window and solar heat gain inputs
- Occupancy, lighting and equipment loads
- Ventilation and infiltration load assessment
WHAT YOU RECEIVE
An organized PDF report with design conditions, agreed inputs, assumptions and load summaries for the zones included in your package.
WHY WORK WITH ME?
I focus on clear documentation, careful input review and practical communication so your project team understands the calculation basis.
Packages cover load calculations only. Duct design, equipment selection, energy compliance reports and engineering seals are excluded. Permit acceptance depends on the reviewing authority.
Contact me before ordering with your location, floor plans, building specifications and required deliverables.
Project scale:
Building
Building type:
Commercial
Delivery style preference
Please inform the freelancer of any preferences or concerns regarding the use of AI tools in the completion and/or delivery of your order.
FAQ
What information do you need?
Send dimensioned plans, location, orientation, ceiling heights, insulation and window specifications, occupancy, operating schedules, equipment loads and ventilation requirements.
Does this include duct design or a stamped permit set?
No. These packages cover Manual N load calculation reports only. Duct design, equipment selection and professional sealing are excluded, and permit acceptance is not guaranteed.

