“perfect replacement to my part, fast shipping”
“Came in 1 day and is perfect. Thanks.”
“This product was just what I needed! We have heat and hot water. It was easy to install.”
“Very simple design with easy to replace components if needed in the future. Expandable and serviceable.”
“replaced old zone controller that only allowed 2 wire thermostats to this one that will run the new smart 3 wire...”
“Replaced existing switching relay. Same model# ,but believe it to be a upgrade of it. Easy replacement...”
“Prompt delivery and unbeatable price. I used this ARGO relay to replace a 20 year old Argo unit that failed...”
“11 years, a little buzzing is coming from it, and before old man winter hits, I am going to replace it. It has worked...”
