Diamond Roofers LLP serves homes and businesses throughout the Puget Sound area. We specialize in flat and low slope roofing. We use PVC materials for roof installations that are extremely durable and come with extensive warranties.PVC Roofing offers the following advantages: Proven Performance History over 40 Years Excellent low and high temperature flexibility tolerance Easy to maintain and repair Designed and warranted for ponding and pooling water conditions PVC is inherently fire resistant, puncture and impact resistant. We also offer: Lifetime residential material warranties for selected products. Commercial warranties, please call for details. Please call today for a free consultation.