Question: How far can the PSC Control be mounted from the Polar HNVR heater?
Answer: The PSC control has an electronic thermostat which allows you to install it virtually any distance from the heater. Your electrician would have to extend the length of the wire for very long runs.

Question: How much rocks come with the HNVR sauna heater?
Answer: The HNVR sauna heater comes with approximately 50 lbs. of rocks except for the HNVR 45. Approximately 30 lbs. of rocks come with the HNVR 45 to allow for more air flow in this smaller kilowatt sauna heater.