Circulation Pumps

The STR2-1.5C twin impeller positive head 1.5 bar shower pump gives high performance at an affordable price. The low-speed induction motor and anti-vibration feet ensure long life and minimal operating noise, while the pump motor will cut out to prevent overheating and reset automatically within 30-60 minutes. The installation of a Surrey flange is recommended.FeaturesContinuously rated pumpRegenerative impeller designIPX2 water ingress protectionAuto-resetting thermal cutoutAnti-vibration feetMains connection lead – 1.5m longBraided connection hoses with 22mm push-fit connections2 year warranty

The WRAS-approved Watermill 2 Bar Twin Universal Brass Shower Pump is specialized for enhancing shower and basin tap water pressure within residential plumbing frameworks. It elevates the pressure levels, ensuring a fulfilling shower experience, especially with rain-type shower systems, pushing up to a peak of 2 bar pressure. This version of the pump is notable for its universal head, adaptable for configurations either both positive and negative head applications. Under positive head conditions, the water flow is automatically assured, with the source (like a cold water tank) positioned higher than the pump, ensuring gravity-fed water supply. But with negative, the pump pulls the water because …

The STR2-2.0CN twin impeller universal head 2.0 bar shower pump is designed for domestic shower and bathroom applications, working automatically in either positive or negative head installations. The motor is fitted with an auto resetting thermotrip and anti-vibration feet, and the unit is supplied with inlet filters and flexible hoses with 22mm push-fit pipe connections.FeaturesContinuously rated pumpRegenerative impeller designIPX2 water ingress protectionAuto-resetting thermal cutoutAnti-vibration feetMains connection lead – 1.5m longBraided connection hoses with 22mm push-fit connections2 year warranty

The Grundfos UPS4 GO 25-65 130 220-240V Circulating Pump is a high-efficiency circulator pump designed for heating and air-conditioning systems. It features a compact, glandless design with a blocking-current-proof EC motor and integrated electronic power control. The pump offers multiple operating modes, including constant and variable differential pressure, as well as constant speed, to suit various system requirements. It also includes manual functions such as pump venting and restart, along with automatic features like continuous power adjustment and dry-running detection. The UPS4 GO series is compatible with the Grundfos GO Replace app, facilitating easy replacement of older UPS models …

The latest additions to the Grundfos UPS2 circulator family of British built pumps the UPS2 32-80 and 25-80. These pumps have been specially designed to augment the current range and provide 8 metre options.Offering a number of distinct benefits, these pumps deliver enhanced efficiency that meets the latest EuP/ErP requirements, while the dimensions will ensure straightforward replacement with older UPS generations. These circulators have new more powerful motors and improved hydraulics which makes them perfect for use in a range of large domestic and small commercial applications as they can deal with a flow rate of 5.7 m/h and a system pressure up to 10 bar.

The Grundfos UPA 15-90 N is a small stainless steel circulator pump designed for water pressure boosting in domestic properties to provide additional pressure to hot and cold water taps and similar outlet points.The UPA 15-90 N is mainly for use in open vented systems, but may also be installed directly on the incoming water mains supply to feed a combination boiler, provided approval has been obtained from the local water company.Features:Automatic or manual operationTypically adds between 0.5 bar and 0.75 bar of pressure to the inlet pressure at the pumpSuitable for water temperatures up to 70°CLow noise levelThe pump incorporates a flow switch which starts and stops the pump according to f…

Amazon brass pumps are undoubtedly the ‘Rolls Royce’ of the Grundfos shower pump range, offering high performance and durability. The premium Amazon 3.0 bar brass positive twin impeller shower pump is a continuously rated regenerative pump suitable for domestic, commercial or light industrial applications – transforming any compatible shower system into an invigorating power shower.Heavy duty brass impellers and machined brass stampingsLong-life silicon carbide sealsAnti-vibration feet for minimal operating noiseSupplied with stainless steel flexible hoses2 year manufacturer’s warrantyInstallation of a Surrey flange is recommended

Amazon brass pumps are the Rolls Royce of the Grundfos shower pump range, offering optimum performance and durability. The Amazon 3.0 bar brass universal twin impeller shower pump is a continuously rated regenerative pump for domestic, commercial or light industrial applications able to transform any compatible shower system into a true power shower.WRAS compliantHeavy duty brass body and impellers with machined brass stampingsLong-life silicon carbide sealsAnti-vibration feetMinimum static head 1mSupplied with stainless steel braided hoses

The Grundfos ALPHA2 GO 25-75 130 220-240V Circulating Pump is an advanced, energy-efficient circulator pump designed for heating systems in both residential and commercial applications.Key FeaturesAUTOADAPT Function: Automatically adjusts the pump's performance to match the system's heating demand, optimizing energy consumption and ensuring consistent comfort. Multiple Control Modes: Offers three operating modes—proportional pressure, constant pressure, and constant curve—each with three settings, allowing for precise customization to system requirements. Integrated Display: Features a user-friendly display that shows real-time energy consumption in watts or flow rate in cubic meters per hour…

ALPHA1 15-50/60 130High-efficiency circulators, designed for circulating liquids in heating systems.With an energy efficiency index (EEI) at the ErP benchmark for most efficient circulators it contributes to energy savings.The ideal choice for basic functionality needs.FeaturesIntuitive one-button operation makes selection of any control mode simpleNo external motor protection required reducing installation timeHigh-torque start improves startup under harsh conditionsMaintenance free and noiseless due to canned-rotor design and use of robust componentsALPHA plug makes electrical installation quick, safe and easyInsulating shells are supplied with pumps to minimize heat loss in heating systemsThe …