Thread
:
Heat Pump Question
View Single Post
10-15-2018, 02:31 PM
#
2
sunbirds
Member
Join Date: Apr 2018
Posts: 32
that is normal they work good till around 40 deg. then ya really should not run them not very efficient at colder temps and the colder it is the more it cycles (humming)
sunbirds
View Public Profile
Find More Posts by sunbirds