This advice is intended for anyone installing a small (under 1000 gallons - about the size of hot tub or less) prefab garden pond or other little container pond on a patio or balcony
Zoo+Med+Aquatic+Turtle+Tub+Kit+-+39";L+X+21";W+X+16";H.+Replicates+the+natural+";pond";+environment.+Includes+a+built+in+water+area.+Large+land+area+is+perfect+for+natural+basking+and+egg+laying+behavior.+Light+weight+and+easy+to+clean. - https://www.petco.com/shop/en/petcostore/product/zoo-med-aquatic-turtle-tub-kit
SlipX Solutions Turtle Tub Tattoos - The Home Depot
Woodsplitterlee Handmade Sculpted Baby Toodles the Baby Turtle with Turtle Tub!
Zoo Med Turtle Tub Kit in Pet Supplies, Reptile Supplies