Dimension One hot tub parts

Dimension One owners commonly replace filters, pumps, heaters, and sensors. D1 control systems changed over the years, so read the control box label and note the spa model and year. Measure the old filter and take a photo of the pump motor label.

Common control systems: Gecko

Replacement parts compatible with Dimension One hot tubs. AskTub is not affiliated with Dimension One.

We're still adding these to the store. Ask AskTub which part you need and we'll point you to it.

Before you buy

Hot tub heater element and heater replacement basicsHot tub heaters fail from low pH, scale, or running dry. Learn the signs, element vs full heater assembly, and how to match kW, voltage, and size.How to find the right replacement hot tub filterFind a replacement hot tub filter by its part number, or measure length, diameter, and end caps. Pleatco, Unicel, and Filbur numbers cross over.Which hot tub pump do I have? How to read the pump labelRead the motor label for volts, amps, speeds, and frame (48 or 56), then measure the unions. That identifies the right replacement spa pump.