Armstrong International 881-3/4-15 Trap R-410A the 383-500-055 kit includes the
Baker’s notes & crumb story
Description
Armstrong International 881 3 4 15 Trap R 410A the 383 500 055 kit includes the the 383 500 055 kit includes the NTC sensor and the specific rubber grommet required to seat the probe into the exhaust vent adapter it is ideally suited for commercial burners and double block systems