The ten VRF design mistakes we see most in drawing reviews, from oversold connection ratios and missing capacity corrections to refrigerant concentration in small rooms and condensate falls.
10 Common VRF Design Mistakes Read More »
Twelve sprinkler design errors that get submittals rejected, from hazard class, area modifiers and remote area shape to C-factors, obstructions, hangers and FDC position.
12 Common Sprinkler Design Mistakes Reviewers Reject Read More »
The ten mistakes reviewers find most often on SLDs, each with why it is wrong and the fix, plus a checklist of the data every board and feeder should show.
10 Common Mistakes on Single-Line Diagrams Read More »
The twelve plumbing design mistakes we see most on drawings, from demand and pressure to stacks, vents, falls and access, and what to do instead.
12 Common Plumbing Design Mistakes Read More »
Twelve duct design mistakes that leave systems noisy, short of air or expensive to run, from skipping the index run to flat rectangular ducts and unspecified leakage, with what to do instead.
12 Common Duct Design Mistakes Read More »