How do i contact heat and plumb? Contact www.heatandplumb.com in the following ways - always happy to help in any way we can Contact Us What is the phone number for plum customer service? If you need to hear back sooner, give us a ring at 877–914–PLUM. We’re available from 8:00AM-4:30PM PDT, Monday through Friday. –None– Please reply to my comment/question. I do not need a reply.How do i get in touch with plumbs? Email For all enquiries please send us an email to [email protected] and we will get back to you as soon as possible.How do i make an enquiry about plumbs? For all enquiries please send us an email to [email protected] and we will get back to you as soon as possible. Listen and try to understand your circumstances. Be helpful, polite and treat you fairly and with respect.