There are many factors that you should consider before choosing the right grp tank. These include the type, size, and material of the liquid waste produced by your business, the amount of liquid waste generated each day, the amount of liquid waste that you need to store, and the budget of your business. First and foremost, you will need to check with your supplier or manufacturer about the type of grp tank that you will need for your business. You will also need to find out the size of the tank and the volume of liquid waste that it can store. Next, you will need to find out the cost of autoclavable steel tanks or rubber hose shells for your business. You will also need to research the cost of GRP tanks, as well.