Equipment Selections

Selection guides and sizing tools.

Specification references, comparison tables, code notes, and online sizing tools for early project work.

Available guides

Selection references.

Use these as early engineering references. Final selections still need project documents, current code requirements, and manufacturer data.

Reference guides

Condensing vs. non-condensing, ASHRAE 90.1, venting, turndown, and controls.

Pump configurations, VFD requirements, primary-secondary vs. variable primary flow, NPSH, and common selection mistakes.

Air removal, dirt separation, magnetic separation, installation location, and blowdown access.

Thermal mass, short-cycle protection, storage volume, piping arrangement, and sizing inputs.

Closed-loop pressure control, system volume, fill pressure, glycol correction, and pre-charge.

CPP components, 2-way vs. 3-way vs. PICV, valve authority sizing, actuator selection, and VAV schedule takeoff.

Online sizing tools

FloFab online pump selection and sizing. Input flow and head to search pump curves and generate selections.

Plumbing, HVAC, and hydronics sizing calculator. Pipe sizing, pump head, expansion tanks, and more.