Internal Tank Floating Roof Drain Assemblies OPW Engineered Systems Floating Roof Drains are designed to provide a better solution to these types of articulated piping. By combining the flexibility of submerged service swivel joints with rigid piping, the system effectively provides positive roof drainage with maintenance-free and worry-free operation. The result is basically a steel pipe drain system with flexible joints that withstand a wide range of service conditions. Benefits • Trouble-free service life with no kinking hose • No bottom damage due to scraping action • Ease of operation with sealed swivel joints • No maintenance due to sediment traps • No interference with roof legs or other internals Features • Continuous slope design • 100% aromatic-resistant components • Small operating area • Available in sizes 2” and up • Steel or stainless steel design available • High operating pressures • Standard design includes four swivel joints Floats 30 IMPORTANT: OPW products should be used in compliance with applicable federal, state, provincial, and local laws and regulations. Product selection should be based on physical specifications and limitations and compatibility with the environment and materials to be handled. OPW MAKES NOWARRANTY OF FITNESS FOR A PARTICULAR USE. All illustrations and specifications in this literature are based on the latest product information available at the time of publication. OPW reserves the right to make changes at any time in prices, materials, specifications and models and to discontinue models without notice or obligation. I N T E R N A L T A N K A S S E M B L I E S Style 30FJ Material: Aluminum, Steel, Stainless Steel Seals: Buna-N Flanges: 150 lb. Raised Face Barrel Float Stainless Steel Size: 14-1/4” Diameter Triple Seal Style 40FJ Material: Aluminum, Steel, Stainless Steel Seals: Buna-N Flanges: 150 lb. Raised Face Style 50FJ Material: Aluminum, Steel, Stainless Steel Seals: Buna-N Flanges: 150 lb. Raised Face Submerged Service Swivel Joints Float (Standard) Aluminum Cased, PressureTested Size: 14” Diameter
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