Services all contractors need since 2010

M Plan Basics

M Plan Basics

📚 Mechanical Plans (M-Plans) Study Page

Study how to read HVAC system layouts, equipment schedules, and ductwork coordination with this structured guide. Add your instructional videos below each module.

Module 1: Introduction to Mechanical Plans

Explore the role of mechanical drawings and HVAC layout in the construction process.

Module 2: Mechanical Symbols & Abbreviations

Understand plan notations for ducts, fans, units, and registers.

Module 3: HVAC Floor Plan Layouts

Follow air paths, return and supply duct systems, and fan placements.

Module 4: Equipment Schedules

Interpret technical data for AHUs, RTUs, VAVs, fan coil units, and performance specs.

Module 5: Duct Sizing & Layout

Learn how duct sizes are labeled, shaped, and transitioned within HVAC plans.

Module 6: Diffusers & Registers

Review placement, airflow direction, and ceiling plan coordination for terminal devices.

Module 7: Mechanical Details

Understand sections, mountings, access panels, and unit connections.

Module 8: Coordination with Other Trades

Coordinate shaft and ceiling space with plumbing, electrical, and structural features.

Module 9: Exercise

Trace ductwork from the air handler to terminal outlet and evaluate crossover issues.