I'm using an insulated 8 x 10 shed with a large roof fan. I'm going with 2 systems, either 600w or 1000w HPS, haven't decided yet. Will need heat in the winter. How much power do I need? I was thinking 20 amps, but someone told me that with HPS I need more.
batgirl Reviewed by batgirl on . Just starting--power requirements I'm using an insulated 8 x 10 shed with a large roof fan. I'm going with 2 systems, either 600w or 1000w HPS, haven't decided yet. Will need heat in the winter. How much power do I need? I was thinking 20 amps, but someone told me that with HPS I need more. Rating: 5