Our auto-leveling heads were made to compensate for slopes of up to 7 degrees when laying your patio tiles. They're designed to be compatible with your Tile Doctor Tile and Paver Pedestal System. They're indispensable for effortless plot height adjustments, but remember to purchase the adjustable key to use them properly.The Tile Doctor Pedestal System uses adjustable and fixed pedestals to provide precise and permanent height adjustment for flooring. It's a versatile home improvement setup that lets you easily lay patios and decks using patio pavers. You can support various materials like ceramic or timber decking, stone, concrete paving, flag materials, fiberglass, or metal grid panels. These deck leveling systems are compatible with stable substrates, including applications directly over insulation panels. Our tile flooring system also allows you to elevate the pavers for outside patios so that you can run electrical systems or plumbing underneath, with easy access. Each interlocking piece provides a unique way of setting up and installing that saves you valuable time and effort when creating new home decor. These tile tools are favored by professionals and are still simple enough for quick, effective work by DIY enthusiasts. Create attractive and engaging new spaces around your home with ease. Color: Black.