Hot Tub Heater Pump Cover- The dimensions are 16.9"D x 14.96"W x 21.2"H. Suitable for multiple brands of spa heat pumps. Please note: Cover only, spa heat pump not included. For easy installation and removal, our cover is designed to be slightly larger than the spa heat pump. Durable Spa Heater Pump Cover- Our spa heater pump unit cover is made of durable oxford cloth with waterproof coating, which is waterproof, UV-resistant, tear-resistant and other features. It can protect your spa heat pump from water, UV rays, dirt, moisture, etc., making it always look like new and extending the life of the machine. Easy to Use- The top zipper enables the cover to be opened at the top for convenient operation of the control panel, and the hot tub heat pump can be easily used without removing the cover. When not in use, the zipper can be closed to prevent dust and other dirt. Windproof Design- 2 buckles on the sides of the cover and 1 on the bottom The elastic hem rope can keep the cover tightly fixed to the spa heat pump to resist bad weather and not be blown away by the wind. Note: The data are all manually measured, please allow 1-3cm error; due to the difference in light and display, there may be some color difference, please refer to the actual object received.