New code allows you to install the dish drain to the disposal without the air gap device at the top of the sink. You can Google for a site that may help, but you should pay a reliable plumber to do the install for you.
Can You Give Me A Plumbing Diagram For My Kitchen Faucet W/sprayer, Dishwasher, & Garbage Disposal As I Don't Know How To Hook All The Hoses And Drains Etc?
We have already installed the sink with faucet W/sprayer. Our problem is hooking up the drain under the sink with the garbage disposal. Help.