Delta 5CH-250T Features: Covered under Delta's 2 year limited warranty Lumicoat Finishes are guaranteed to resist water spots and mineral buildup and easily wipe clean without chemicals or cleaners Package includes SteamScape Square Control and Square Steam Head Programmable for two user presets to control temperature and duration Essential oil reserve on top of steam head Must order generator separately Control must be installed inside the steam shower area Control should be mounted 48" above the floor Steam head includes silicone cover Mount control near seating area and not above Steam head The multi-conductor cable should be run through 3/4" conduit to protect cable from damage and to facilitate easy replacement Required Electrical Service: Low-voltage connection from 5GE-SMP series generators via multi- conductor cable (supplied with steam generator) Model is not compatible with 5SP-MU-3 audio accessory Delta 5CH-250T Technologies and Benefits: Patented Dual Sensor Technology: The control features dual temperature sensors that deliver extremely accurate temperature precision to smoothly regulate the steam shower environment Control Unit Specifications: Length: 3-3/4" Width: 3-3/4" Depth: 5/8" Hole Size: 1-1/2" Temperature Range: 60° F to 125° F Steam Head Specifications: Length: 3" Width: 3" Depth: 1" Water Connection: 3/4" NPT