Mechanical Codes

CodeDescription

M401

Rough Mechanical (Includes Penetrations of Rated Systems-Commercial)

M402

HVAC Duct

M403

HVAC Duct Wrap/Firewrap/Insulation

M404

Fire Damper Framing

M405

Mechanical Ceiling Cover

M406

Grease Duct Weld

M407

(Reserved)

M408

Hood

M409

Condensate Lines

M410

Roof Top Unit Fastening

M411

Chill Water Piping

M412

Final Mechanical

M413

Refrigerant Piping Test

M414

Smoke Shut Down

M415

Misc Mech