00711nam a22002177a 4500 20260216114410.0 260216b ||||| |||| 00| 0 eng d 9781641723183 697 H299 2020 Harrington, Sam. author. Becoming a HVAC technician : a professional guide / Sam Harrington. New York : Larsen & keller , c2020. vi,226p. Includes index. 600-699 Heating--Vocational guidance. Air conditioning--Vocational guidance. Heating--Maintenance and repair--Guidebooks Ventilation--Maintenance and repair--Guidance. ddc BK 1611 1611 0 0 ddc 0 0 NFIC CL CL RES 2026-02-16 Super Pages 4584.00 12016 0 697 H299 2020 12016 2026-02-16 2026-02-16 BK