Home / Safety Equipment / Welding Blankets / Fiberblass Welding Blanket. 4 feet x 6 feet. Fiberblass Welding Blanket. 4 feet x 6 feet.$252.50 Our Weld-Stop 640 Series blanket is double layered and extra durable. Fiberblass Welding Blanket. 4 feet x 6 feet. quantity Add to cart PN: 12398 Category: Welding Blankets Description Description Made of 48 ounce fiberglass. For more information, go to P65warnings.CA.gov Related Related products Fiberblass Welding Blanket. 6 feet x 6 feet. $420.93 PN: 12399Add to cart Weld-Stop Welding Blanket . Size 6′ x 6′. $231.66 PN: 12396Add to cart