Standard 120 establishes uniform methods of laboratory testing of HVAC ducts and fittings to determine their resistance to airflow.
The 2022 edition of Standard 120 includes updated references.
Original price was: $75.00.$37.00Current price is: $37.00.
Standard 120-2022 — Method of Testing to Determine Flow Resistance of HVAC Ducts and Fittings (ANSI Approved)
ASHRAE , 2022
Pages: 58
Standard 120 establishes uniform methods of laboratory testing of HVAC ducts and fittings to determine their resistance to airflow.
The 2022 edition of Standard 120 includes updated references.