Located on 3435 Plow Ground Rd, Cool Systems Heating & Cooling is in Johns Island. . Their services include Sales. Cool Systems Heating & Cooling They have not yet been reviewed on MojoPages.com. Their hours of operation are Monday 24 hours , Tuesday 24 hours , Wednesday 24 hours , Thursday 24 hours , Friday 24 hours , Saturday 24 hours , Sunday 24 hours and they can be reached by calling (843) 557-1137 . They have a number of products available which are Heating Systems, Cooling Systems and the brands for heaters consist of Heil.