Mutual Materials Vancouver Bay architectural slabs are popular in modern commercial designs for pedestrian walkways, landscaping and rooftop patios. Increasingly, these large format pavers come in three sizes (24″ x 24″, 18″ x 18″, and 12″ x 24″) are becoming designed into modern contemporary backyard outdoor living projects as well. Manufactured of durable concrete, our Vancouver Bay architectural slabs have a shot blast finish providing soothing color options and an elegant appearance. These architectural slabs provide a modern contemporary, yet timeless, design element.