Brands / Jay R. Smith Mfg. Co. / Roof Drains / Siphonic Gutter Drain Siphonic Gutter Drain Quick search All Product Types Adjustable Roof Drains Backwater Valves and Traps Cleanouts, Access Doors Contractor Friendly Floor Drains Grates and Accessories Green Roof Drains Hydrants Interceptors - Steel, Stainless Steel Lavatory and Sink Supports Lead Free Products Rainwater Harvesting Roof Drains Sanitary Drains Smith Light Commercial Smith Trench Drain System Special Purpose Drains, Fittings Specialty Stainless Steel, Carbon Steel Top Selling Products Water Closet Supports Water Hammer Arresters Figure Number: 1605 jrsmith.com Twitter Facebook Product Function Regularly Furnished Duco Cast Iron Body with Combination Flashing Clamp and Air Baffle. Technical Resources Submittals Submittal 1605 Roof Drain Pricing Price Sheet: 1570 thru 1605 (pdf) Related Files Order Guidelines for Roof Drains Case Study Site Infrastructure Siphonic Roof Drains Case Study Retrofit Application Siphonic Roof Drains Case Study The Marshall Erdman Building,Value Engineer Project - Siphonic Roof Drains Case Study A Value Engineering Solution, Carousel Center Mall - Siphonic Roof Drain SiphonTech Software - 32 Bit Operating System SiphonTech Software - 64 Bit Operating System SiphonTech User Guide Presentation Full-Bore Siphonic Roof Drains Overview Technical Data for Roof Drains Siphonic Roof Drains Brochure (pdf) Siphonic Roof Drains Benefits Flyer (pdf) MGI Corporate Brochure (pdf) Quote Worksheet Smith Drainage Systems MGI Brands Flyer (pdf) Article: "Are Proprietary Siphonic Roof Drainage Systems Necessary?" Article: Siphonic Roof Drainage: Where Is It Headed? Article: Fundamentals of Siphonic Roof Drainage 1605 - 6”(150) Diameter- Low Profile Gutter Drain (hi res jpg)