Sentry Door in Shelburne can install Commercial and Industrial Door Openers. This ultra low headroom requiring trolley operator at just 4.75 inches is designed for use in both commercial and industrial standard lift sectional doors. Each operator is capable of operating at voltages from 115, 208, 230, 460 or 575 VAC single phase, 3 phase multi-voltage transformer. Contact us today at 519-925-0123 or find out more here: https://bit.ly/2SsTQf7
Sentry Door in Shelburne can install Commercial and Industrial Door Openers. This ultra low headroom requiring trolley operator at just 4.75 inches is designed for use in both commercial and industrial standard lift sectional doors. Each operator is capable of operating at voltages from 115, 208, 230, 460 or 575 VAC single phase, 3 phase multi-voltage transformer. Contact us today at 519-925-0123 or find out more here: 
