Whitehaus Collection Large Stainless Steel Sink Grid for sink WHNDBU3220 only. This protective grid, designed exclusively to fit our Whitehaus Collection sinks, show strength and durability with their solid stainless steel construction. The elevated platform design with rubber feet help to support the grid while preventing it from sliding or scratching your sink. Prevent damaging material from coming into direct contact with your sink by purchasing a Whitehaus protective grid designed specifically for your model. A valuable protective piece to add to any Whitehaus Collection sink, keeping it looking pristine and beautiful as the day you bought it.