Sheetrock
Easy sand 45, 18 lb bag, lightweight setting joint compound.
James Hardie® Backer Cement Board
Sika SikaLevel Self-Leveling Underlayment
Simpson Strong-Tie HHUS Extra-Heavy U-Shaped Hanger with Double-Shear Nailing
GMC Roofing Felt Underlayment
QUIKRETE® All-Purpose Gravel