90 1/2" X 91" HARD COVER DIMENSIONS - FOR ST. CROIX QCA SPA Pool Accessories See dosage chart below

See dosage chart below

This product can also be added through the sand fill port

times per week

NOTE: TOTAL ALKALINITY INCREASER CAN NOT BE SHIPPED TO CALIFORNIA

90 1/2" X 91" HARD COVER DIMENSIONS - FOR ST. CROIX QCA SPA Pool Accessories See dosage chart below92 1 2 x 92 1 2 teak hot tub spa cover fits QCA Spas model St Croix. Fits QCA Spas St Croix models This hard cover fits the QCA square shaped St Croix spa with dimensions of 92 1 2" long by 92 1 2" wide. Teak (Brown) colorCover Dimensions: 90 1 2" x 91"5" Skirt Length4" to 2" taper for rain runoff100% nylon, marine grade zippers with double "X" stitched handles for added strengthSewn with 100% polyester threadFire resistant, mildew resistant, UV