--- title: Mechanically Sealed Pumps | Acid Pumps | Crest Pumps description: Discover reliable, high-performance acid pumps for various applications, backed by over 45 years of expertise. Maximize efficiency and minimize downtime. image: https://www.crestpumps.co.uk/hubfs/eov%20(3).png --- ![CTA-Background3](https://www.crestpumps.co.uk/hs-fs/hubfs/CTA-Background3.webp?width=300&name=CTA-Background3.webp) # HORIZONTAL END SUCTION MECHANICALLY SEALED PLASTIC & METALLIC PUMPS ##### British built thermoplastic mechanically sealed Crest Pumps, complemented with Salvatore Robuschi metallic pumps Stainless Steel, other exotic alloys or cast iron Mechanically sealed centrifugal pumps are your best choice for larger flowrates or typical applications with solids. Ideal for various clean and dirty liquid transfer, water treatment, paper & pulp, & chemical process & acid pump applications. As a British manufacturer of chemical resistant pumps, we understand how the financial and reputational cost of a plant shutdown is just unthinkable. As engineers, we all love our systems and processes to run like clockwork.** **That’s why reliability and longevity is at our core. For all the pumps supplied since 1973, we can proudly say that our reliability ratio is 99.98% meaning that you never have to worry about unplanned downtime again. We’re also excited to strengthen our partnership with Salvatore Robuschi. After 12 years of successfully supplying their pumps under the Crest name, we are now the exclusive UK distributor for their industrial pump range. Moving forward, these high-performance pumps will be available under the SR Pumps brand, ensuring our customers continue to receive the same trusted quality and expertise. [ ![EOV | Mech Sealed Pumps | Crest Pumps](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/EOV-Product%20(1).png?width=300&name=EOV-Product%20(1).png) View EOV EOV The EOV gives you up to 15% increase in performance while consuming up to 20% less power compared to the previous industry trusted ECC range. Featuring an improved vane design that increases efficiency by up to 35% View EOV ](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps/eov)[ ![RD-RG-RC-RB | Mech Sealed Pumps | Crest Pumps](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/RD-RG-RC-RB.png?width=300&name=RD-RG-RC-RB.png) View RD-RG-RC-RB RD-RG-RC-RB The RD-RG-RC-RB range of heavy duty end suction process pumps are designed for all applications from water to corrosive or solvents including ATEX Zone 1 and 2. Built to ISO2858 and En25199 and come with a choice of impeller designs to best fit your application View RD-RG-RC-RB ](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps/rd-rg-rc-rb)[ ![HD-HG-RS | Mech Sealed Pumps | Crest Pumps](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/HD-HG-RS.png?width=300&name=HD-HG-RS.png) View HD-HG-RS HD-HG-RS The HD-HG-RS ranges are suitable for a wide variety of applications including chemical transfer, pharmaceutical and food production. The modular design of this range makes the pump completely flexible to your business requirements View HD-HG-RS ](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps/hd-hg-rs)[ ![PP | Mech Sealed Pumps | Crest Pumps](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/PP-1.jpg?width=300&name=PP-1.jpg) View PP PP The ideal choice for corrosive applications, especially when solids are involved. Machined from solid thermoplastic, it gives outstanding strength and robustness for applications that demand longevity in the harshest of environments. View PP ](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps/pp)[ ![PPM | Mech Sealed Pumps | Crest Pumps](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/PPM.jpg?width=300&name=PPM.jpg) View PPM PPM Designed to deal with the most corrosive low flow and high head applications. Ideal for reliable process pumping with applications up to 60m head and compatible with liquids ranging from caustic to hydrofluoric acid. View PPM ](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps/ppm)[ ![rn](https://www.crestpumps.co.uk/hs-fs/hubfs/rn.png?width=300&name=rn.png) Read More RN Single stage centrifugal pumps suitable for clean liquids but can handle non abrasive solids <0.2% concentration. Can be ATEX certified for hazardous environments. Read More ](https://www.crestpumps.co.uk/pumps/other-pumps/rn) ![Crest-Faded-Logo-Backgroundv2](https://www.crestpumps.co.uk/hs-fs/hubfs/Crest-Faded-Logo-Backgroundv2.png?width=300&name=Crest-Faded-Logo-Backgroundv2.png) ## What You Get When You Choose Crest Pumps ![c2ag_100x100_3_45-YEARS-EXPERIENCE](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_45-YEARS-EXPERIENCE.png?width=75&name=c2ag_100x100_3_45-YEARS-EXPERIENCE.png) 45+ years experience ![c2ag_100x100_3_AWARD-WINNING-SERVICE](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_AWARD-WINNING-SERVICE.png?width=75&name=c2ag_100x100_3_AWARD-WINNING-SERVICE.png) AWARD WINNING SERVICE ![c2ag_100x100_3_BRITISH-MANUFACTURER](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_BRITISH-MANUFACTURER.png?width=75&name=c2ag_100x100_3_BRITISH-MANUFACTURER.png) BRITISH MANUFACTURER ![c2ag_100x100_3_ENVIRONMENTALLY-FOCUSED](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_ENVIRONMENTALLY-FOCUSED.png?width=75&name=c2ag_100x100_3_ENVIRONMENTALLY-FOCUSED.png) ENVIRONMENTALLY FOCUSED ![c2ag_100x100_3_KEY-DATA-CENTRIC](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_KEY-DATA-CENTRIC.png?width=75&name=c2ag_100x100_3_KEY-DATA-CENTRIC.png) KEY DATA CENTRIC ![c2ag_100x100_3_MADE-IN-BRITAIN-MEMBER](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_MADE-IN-BRITAIN-MEMBER.png?width=75&name=c2ag_100x100_3_MADE-IN-BRITAIN-MEMBER.png) MADE IN BRITAIN MEMBER ![c2ag_100x100_3_PROVEN-RELIABILITY](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_PROVEN-RELIABILITY.png?width=75&name=c2ag_100x100_3_PROVEN-RELIABILITY.png) PROVEN RELIABILITY ![c2ag_100x100_3_TRUST-INTEGRITY](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_TRUST-INTEGRITY.png?width=75&name=c2ag_100x100_3_TRUST-INTEGRITY.png) TRUST & INTEGRITY ![c2ag_100x100_3_ex-stock-avaliable](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_ex-stock-avaliable.png?width=75&name=c2ag_100x100_3_ex-stock-avaliable.png) EX STOCK AVAILABLE ![c2ag_100x100_3_2-year-warranty](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_2-year-warranty.png?width=75&name=c2ag_100x100_3_2-year-warranty.png) 2-YEAR WARRANTY ![c2ag_100x100_3_70-efficiency](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_70-efficiency.png?width=75&name=c2ag_100x100_3_70-efficiency.png) 70% EFFICIENCY ![c2ag_100x100_3_next-day-delivery](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Icons/c2ag_100x100_3_next-day-delivery.png?width=75&name=c2ag_100x100_3_next-day-delivery.png) NEXT DAY DELIVERY [TALK TO AN EXPERT](https://www.crestpumps.co.uk/pumps/mech-sealed-pumps#talk-to-an-expert) ## Trusted By The Best ![Akzonobel2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Akzonobel2.jpg?width=142&name=Akzonobel2.jpg) ![Ballard1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Ballard1.jpg?width=142&name=Ballard1.jpg) ![biffa2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/biffa2.jpg?width=142&name=biffa2.jpg) ![Champion X1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Champion%20X1.jpg?width=142&name=Champion%20X1.jpg) ![kemira2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/kemira2.jpg?width=142&name=kemira2.jpg) ![Vynova1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Vynova1.jpg?width=142&name=Vynova1.jpg) ![Akzonobel2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Akzonobel2.jpg?width=142&name=Akzonobel2.jpg) ![Ballard1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Ballard1.jpg?width=142&name=Ballard1.jpg) ![biffa2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/biffa2.jpg?width=142&name=biffa2.jpg) ![Champion X1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Champion%20X1.jpg?width=142&name=Champion%20X1.jpg) ![kemira2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/kemira2.jpg?width=142&name=kemira2.jpg) ![Vynova1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Vynova1.jpg?width=142&name=Vynova1.jpg) ![Akzonobel2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Akzonobel2.jpg?width=142&name=Akzonobel2.jpg) ![Ballard1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Ballard1.jpg?width=142&name=Ballard1.jpg) ![biffa2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/biffa2.jpg?width=142&name=biffa2.jpg) ![Champion X1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Champion%20X1.jpg?width=142&name=Champion%20X1.jpg) ![kemira2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/kemira2.jpg?width=142&name=kemira2.jpg) ![Vynova1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Vynova1.jpg?width=142&name=Vynova1.jpg) ![Akzonobel2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Akzonobel2.jpg?width=142&name=Akzonobel2.jpg) ![Ballard1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Ballard1.jpg?width=142&name=Ballard1.jpg) ![biffa2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/biffa2.jpg?width=142&name=biffa2.jpg) ![Champion X1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Champion%20X1.jpg?width=142&name=Champion%20X1.jpg) ![kemira2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/kemira2.jpg?width=142&name=kemira2.jpg) ![Vynova1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Vynova1.jpg?width=142&name=Vynova1.jpg) ![Akzonobel2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Akzonobel2.jpg?width=142&name=Akzonobel2.jpg) ![Ballard1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Ballard1.jpg?width=142&name=Ballard1.jpg) ![biffa2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/biffa2.jpg?width=142&name=biffa2.jpg) ![Champion X1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Champion%20X1.jpg?width=142&name=Champion%20X1.jpg) ![kemira2](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/kemira2.jpg?width=142&name=kemira2.jpg) ![Vynova1](https://144022160.fs1.hubspotusercontent-eu1.net/hub/144022160/hubfs/Logos/Vynova1.jpg?width=142&name=Vynova1.jpg) ## Talk to us Contact us today for your chemical pump solutions that will minimise downtime and maximise energy efficiency. ```json { "@context" : "https://schema.org", "@type" : "Organization", "address" : { "@type" : "PostalAddress", "addressCountry" : "United Kingdom", "addressLocality" : "New Milton", "addressRegion" : "Hampshire", "postalCode" : "BH25 5NN", "streetAddress" : "7 Queensway" }, "knowsLanguage" : "en_GB", "logo" : { "@type" : "ImageObject", "url" : "https://144022160.fs1.hubspotusercontent-eu1.net/hubfs/144022160/Branding/Crest-Pumps-Logo-Small-2025.png" }, "name" : "Crest Pumps Ltd", "url" : "https://www.crestpumps.co.uk/pumps/mech-sealed-pumps" } ```