Caldera 77439 Control Panel, VZ Hawk 15-18 Type_Dough Tray A 1-1/2 inch cartridge simply

A 1-1/2 inch cartridge simply won't thread into a 2-inch housing

BioGuard Algae All 60 is a highly effective algae preventative

A super oxidation dose is needed to destroy water soluble organic wastes

you need both products from the start — buying one without the other leaves you with an incomplete system and unsanitized water

Caldera 77439 Control Panel, VZ Hawk 15-18 Type_Dough Tray A 1-1/2 inch cartridge simplyCaldera 77439 Control Panel, VZ Hawk 15 18 Overview Check out the Caldera 79787 Control Panel. A hot tub control panel is the main interface that let's you operate and adjust the spa's main features. Whats in the Box 1 x Caldera 77439 Control Panel, VZ Hawk 15 18 Compatibility Please reach out to our customer support team and they will be able to verify if this part fits your model. Brand Caldera