Water - Shower Pumps & Flanges

SHOWER PUMPS

Grundfos STR-1.5 C Twin Impeller Regenerative, Nile

GRUNDFOS twin impeller high performance regenerative, 230 V AC mains, plastic shower pump STR-1.5 C produces an output pressure of up to 12 m head giving a typical flow of between 10 - 25 litres per minute. The pump is most suitable for use with manual and thermostatic mixing valves and standard multi-mode shower heads or handsets. The regenerative (rather than centrifugal) pump helps to avoid cavitation and air in the system. Fully automatic with integral flow switches. Quiet, low speed and long life induction motor is fitted with automatic reset thermal overload cut-out protection and is complete with anti-vibration " cushion " feet. The pump comes with stainless steel braided hoses with 22 mm push-fit connectors, and inlet filters. SPECIFICATIONS : 10 m head maximum inlet pressure, maximum 60 °C hot water temperature at the pump. Must only be fed from cold water storage tank and not from mains water supply, and must not be used with combination boilers. Conforms to BS EN 60335. Dimensions : length 250 mm x height 190 mm x width 140 mm.
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Grundfos SSR-1.5 C Single Impeller Regenerative, Nile

GRUNDFOS high performance regenerative, 230 V AC, single impeller plastic shower pump SSR-1.5 C produces an output pressure of up to 12 m head giving a typical flow of between 7 - 12 litres per minute. Incorporates a low speed induction motor giving a longer life, antivibration feet reduces noise level to a minimum and automatic reset thermal overload protects motor by cutting out to prevent overheating. The unit is fitted with carbon graphite/ceramic seals and supplied with braided stainless steel flexible hoses, with 22 mm push fit connections. Designed for domestic bathroom applications to boost hot water (max. 60 °C) only pressure or cold water only pressure to bath, basin etc. Must only be used from cold storage tank and not from mains supply, and must not be used with combination boilers. Dimensions : length 230 x height mm x width 140 mm. Weight : 5.2 kg. Max. inlet pressure : 1.5 bar
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Grundfos Twin Impeller Centrifugal Low Voltage Shower Pumps , Danube

GRUNDFOS high performance low voltage plastic shower pump with transformer from 230 V a.c. mains. STL-1.5 produces a pressure of 12 m head. The STL-2.0 produces a pressure of 18 m head. The pump is most suitable for use with manual and thermostatic mixing valves, simple multi-mode shower heads or handsets and antique shower roses up to 4" in diameter. With its low voltage safety isolation feature, the pump is suitable for 'under bath' installation. The pump motor has anti-vibration ‘cushion’ feet which gives super silent operation recommended for use in environments especially sensitive to noise. The pump comes with stainless steel flexible hoses and inlet filters, complete with a safety isolating transformer fitted with automatic thermal overload cut-out. A 3 m connecting lead is supplied. The lead between the pump and the isolating transformer may be extended to about 15 m (using 1.0 mm2 cable). Must only be used from cold storage tank and not from mains supply, and must not be used with combination boilers. Maximum 60°C hot water temperature at pump.

Conforms to BS EN 60335

SPECIFICATIONS :
Head Typical flow (litres/minute) Size
P/N 13380 12 m 10 - 25 275 mm long x 185 mm high x 120 mm wide
P/N 13772 18 m 20 - 30 285 mm long x 185 mm high x 120 mm wide
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Grundfos STC-2.0 C Twin Impeller Centrifugal Shower Pump, Niagara

GRUNDFOS 2 bar 240 V AC, twin impeller centrifugal automatic shower pump, tested and approved to BS EN 60335. Designed for domestic shower and bathroom applications. The unit is fitted with long life seals and supplied complete with braided stainless steel flexible hoses, with 22 mm pushfit connections.

DIMENSIONS : length 305 mm x height 185 mm x width 120 mm
Weight : 2.4kg.
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Negative Head Kits

GRUNDFOS Watermill semi automatic negative head kit for use with shower pumps. The pneumatic push button (chrome finish) is used to start the pump where insufficient flow of water is available to operate the built-in flow switches (negative head).
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GRUNDFOS STP-2.0 B, TWIN IMPELLER, AMAZON

GRUNDFOS heavy duty, twin impeller brass pump. A continuously rated regenerative pump suitable for domestic, commercial and light industrial use. Fitted with silicon carbide seals and anti-vibration feet and supplied with 22 mm stainless steel flexible hoses.

SPECIFICATIONS :
Supply voltage : 230 V 50 Hz
Power consumption : 640 W
Rated current : 2.8 A
Inlet head (min/max) : 1 to 20 m
Max. developed pump head : 24 m/2 bar@10 l/m
Min. starting flow rate: 0.5 l/min
Dimensions : length 243 x width 135 x height 225 mm.
Weight : 9.9 kg.
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GRUNDFOS STP-3.0 B TWIN IMPELLER REGENERATIVE SHOWER PUMP

Heavy duty brass pump for reliability and continuously rated for all day running. Designed for high flow showers including multi body jets and large diameter roses. Complete with stainless steel flexible hoses, push-fit connections and fitted with integral filters. Twin impeller model with low noise anti-vibration cushion feet. Suitable for commercial, sports clubs and light industrial applications. Range 100 ft head / 3 bar with a typical 18-24 litres/minute flow rate. Positive head.

DIMENSIONS : length 266 mm x height 225 mm x width 145 mm
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CT50 TWIN REGENERATIVE, POSITIVE HEAD SHOWER PUMP

SALAMANDER pump for conventional showers or Victorian can style shower heads. Designed to boost low pressure hot and cold supplies from tank fed services to thermostatic or manual shower mixer valves. Supplied with 15mm push-fit flexible connectors and 1.4m electrical lead with 3 pin 3 amp fused plug.
SPECIFICATIONS:
Closed head pressure : 50 ft head (1.5 bar)
Maximum amps/watts : 2.0 amps/480 watts
Voltage : 220 - 240 V 50 Hz
Rating : continuous
Maximum working temperature : 60 - 65°C
Connections : 3⁄4" BSP male
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SHOWER PUMP FLANGES

Brass flanges to help provide an air-free hot water supply to power showers. Fit at the top of the hot water cylinder. Available with 3/4" or 1" BSP male or 1" BSP female threads, to fit respectively tanks with female or male bosses. There are two outlets, one to the shower, one to the vent and house supply.

York Flange

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Surrey Flanges

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15mm & 22mm Warix and Danzey Flanges

Outlets are 15 mm or 22 mm diameter to accept the relevant compression fittings.
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SHOWER KITS AND FITTINGS PAGE 88