Hygienic Diaphragm Valve Bonnet Assemblies from Top Line

Hygienic, Diaphragm, Valve Bonnets, Top Line, York Fluid ControlsTOP-FLO® manual bonnets offer many features that have been carefully designed with the user in mind. The advanced bonnet design takes into account environmental stresses such as cleanability, reliability, autoclave use, adjustment, and ease of maintenance. 100% BPE Compliant with full material traceability.

#09, #10, #12, #15, and #18A bonnet assemblies.


The TOP-FLO® stainless steel bonnets are produced using the investment casting process resulting in a durable and lightweight valve operator. Stainless steel bonnents are electropolished externally providing a bright and sanitary exterior that also enhance its corrosion resistance. Ergonomically designed thermoplastic hand wheel and highly visible yellow indicator are standard on stainless steel bonnents sizes 1/2''-2. Bonnet sizes 2-1/2''- 4 have electropolished stainless steel bodies with stainless steel handwheels. All manual bonnet versions have sanitary internals as standard.

Top-Flo® Hygienic Diaphragm Valves

York Fluid Controls Limited, York, Fluid, Controls, Limited

Liquid Handling Equipment Specialists Since 1960

About Us

Established in 1960, York Fluid Controls Limited is a leading stocking distributor of fluid transfer and process pumps, positive displacement and centrifugal pumps, liquid filtration, valves, mixers and tanks. York offers an extensive range of services, including a complete repair and test centre, an engineering department, custom fabrication, and a machine and assembly shop. York serves organizations of all sizes and from all industries, throughout Canada. Reliability, service excellence, a desire to solve customers' problems and the highest ethical standards underpin this family-owned company and all that it does. Learn More


Our Products

York Fluid Controls has a wide variety of products for industry. Filtration Solutions, Industrial Mixers, Industrial Pumps, Industrial Valves, Power Units, Pulsation Dampeners, Sanitary Equipment, Sealing Products and Tank Container Systems from the world's leading manufacturers

Website Content

York Fluid Controls Limited provides an indepth Directory of Industrial Pumps by both Pump Manufacturer and by Pump Type. We provide an Industrial Valve Directory of manufacturers and representatives. We offer a wide variety of products to meet your unique needs.

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