{"product_id":"zurn-z165-4nh","title":"ZURN Z165-4NH COMB RF\u0026OF DRN","description":"SPECIAL ORDER ITEM. Review Returns Policy before purchase. Engineered for commercial roofing applications, this combination main roof and overflow drain system features dual cast iron bodies protected by a corrosion-resistant coating. The assembly includes integrated membrane flashing clamps that double as gravel guards to prevent debris from entering the drainage system. Designed with low silhouette cast iron domes and a double top-set deck plate, this unit provides a secure mounting interface for roof installations. It is fully ASME- certified and compliant with UPC- and IPC-plumbing standards to ensure reliable performance in large-scale drainage configurations.","brand":"Zurn","offers":[{"title":"Default Title","offer_id":47609680724206,"sku":"65164","price":2023.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9376\/2286\/files\/48785b91971d1c63f05bca883c304b5fc2d80a7a.jpg?v=1778595664","url":"https:\/\/www.relyonpdi.com\/products\/zurn-z165-4nh","provider":"PDI Kitchen, Bath \u0026 Lighting","version":"1.0","type":"link"}