HVAC Commissioning

Commissioning (Cx) and retro-commissioning of commercial HVAC systems.

What Is Duct Leakage Testing and When Is It Required?

By |2026-06-01T20:25:58-04:00May 27th, 2026|HVAC Commissioning|

Duct leakage testing (DALT) quantifies how much conditioned air a ductwork system loses into unconditioned space. The procedure is governed by SMACNA leakage class limits. IECC and ASHRAE 90.1 require documentation on most new commercial construction. When duct leakage testing is required on commercial projects First, duct leakage testing is required by the IECC and

Retro-Commissioning: Fixing an Existing Building’s HVAC

By |2026-06-01T20:17:40-04:00May 27th, 2026|HVAC Commissioning|

Retro-commissioning existing buildings is the systematic investigation of a building’s current mechanical performance, with corrective scope ranked by ROI. Retro-commissioning existing buildings typically returns 5-15% energy savings within the first year, against a fraction of the cost of equipment replacement. How retro-commissioning existing buildings works First, our agent walks the asset, meets with operations, and

HVAC Commissioning vs. Test & Balance: How They Differ

By |2026-06-01T20:27:31-04:00May 27th, 2026|HVAC Commissioning|

Commissioning vs test and balance is a question that comes up on most commercial closeouts. The two trades overlap on schedule and on equipment touched, but the deliverables are different. Owners and GCs deciding commissioning vs test and balance scope should understand what each delivers and why most commercial projects need both. Commissioning vs test

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