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Publisher: ICC
Condition: New
Author: by International Code Council
Format: Paperback
Prescriptive and performance-related requirements in the International Mechanical Codes establish minimal mechanical system regulations.
In order to accommodate novel designs, technologies, and materials, the IMC was designed with broad-based concepts in mind.
Significant changes in the 2021 IMC include: International Mechanical Code.
IMC 1st Edition Clothes dryer exhaust terminals must be at least 3 feet away from any building opening.
Polyurethane foam that is applied by spray to the exterior of ducts in attics and crawl spaces must adhere to particular restrictions regarding smoke and flame index.
Fire and smoke dampers now require authorised access for inspection and maintenance.
The tables of refrigerants have been updated to include new refrigerants.
Discharge restrictions and identification markers for condensation termination have been added.
Manufacturer-approved combination intake/exhaust terminations are now permissible, easing separation requirements.
Minimum mechanical ventilation for whole-house balanced ventilation systems has been reduced by 30%.
