240 V Documentation Below you will find all documentation for the 240 V product line. Documents are grouped by categories. If you do not see what you are searching for or need further assistance, contact our 24/7 support team at (800) 875-5285. Installation Installing Floor Heating Under Concrete Slabs Step by StepSTEP-BY-STEP-UNDER-CONCRETE-SLABS-10001-A Snow Melting & Slab Heating Application Cross SectionsSNOW-MELTING-SLAB-HEATING-APPLICATION-CROSS-SECTIONS-B Snow Melting & Slab Heating Installation ManualSM-MANUAL-10221-B Operation Manuals TempZone™ Twin Circuit Check InstructionsTWIN-CIRCUITCHECK-MANUAL-10061-A Technical Specifications Indoor Slab Heating Spec Sheet (US)INDOOR-SLAB-HEATING-CABLES-SPEC-SHEET-10285-B Technical Support Snow Melt Melting & Slab Heating Repair Kit Instructions SM-REPAIR-KIT-10259-A Warranties Snow Melt & Slab Heat Warranty RegistrationSNOW-MELT-WARRANTY-10241-A Wiring Diagrams Slab Heat Wiring Diagram for TH115, TH114 and a RelayWD-SM-TH115-RELAY-A Slab Heat Wiring Diagram for TH115, TH114, Power ModuleWD-SLAB-TH115-TH114-PM-A