Packaging: Individually Boxed by manufacture Dimensions: Find drawing in product pictures Notes: This heater is designed for installation on the suction side of pump (between pump suction port and tub suction fitting). This heater will not work on the pressure or discharge side of pump. Heater will not function or come on without water flow. It will not function plugged in without water flow NOTE: Pump and PVC plumbing shown in last photo are for illustration purposes only and are not included in the this listing. Should you have any questions or comments, please do not hesitate to contact me.I've been servicing the whirlpool bathtub and spa industries since 1983. Including our Patented Non Electric "Thermal Wrap" Heat Transfer System - Heat Jacket Bathtub Heater. Thank you for your interest. The item "Jetted Bathtub Heater Hydro-Quip Heat Master (VAC) 1.5KW Output, 120volts" is in sale since Sunday, February 16, 2014. This item is in the category "Home & Garden\Bath\Showers, Bathtubs & Parts\Bathtubs". The seller is "jkc0853" and is located in Houston, Texas. This item can be shipped worldwide.