Thank you for contacting us. For residential users, in many cases our local distributor or dealer is better equipped to handle your question, since they are more familiar with the local codes and requirements. Your message may be forwarded accordingly. By clicking "submit" you agree to allow us to forward your message. Please allow up to 48 hours for a response. Additionally, because every application is different, and because we use a network of trained dealers and distributors, we do not provide any pricing through this website. Enertech does not reply to vendor inquiries through this website.