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Hotflo - Storage water heater

Third party certifications:

QA Certificate
Certificate type

Unvented point of use storage water heater developed for people who need a hot water supply for two to three basins or sinks.

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Application

Hotflo 10/15 have been designed for the smaller commercial businesses, suitable for situations where hot water is needed for two or three sinks and basins.

The larger capacity Hotflo units can provide water to larger premises with multiple basin requirements.

Description

Commercial unvented water heaters. With no need for a cold water cistern, Hotflo offers high flexibility and works with either standard or mixer taps. Available in both horizontal and vertical units and in a range of five capacities. Designed, engineered and manufactured in the UK. Fully Energy related Products (ErP) compliant, CE marked, Kiwa, BEAB and Nemko approved.

Hotflo 10 and 15 L:

For multiple outlets.

Available in 10 L (suitable for up to two basins) and 15 L (suitable for up to three basins) capacities.

Replaceable copper inner container and heating element.

Externally adjustable thermostat from 10–70°C.

Chlorofluorocarbons (CFC) and hydro-chlorofluorocarbons (HCFC) free (zero ozone depletion potential (ODP)) flame-retardant expanded polystyrene.

Element 'on' indicator.

No sacrificial anode to inspect or replace.

Suitable for use with any standard tap or mixer.

Supplied with pressure relief valve.

Two-year warranty.

Hotflo 50, 80 and 100 L:

High output and large capacity for high demand and high performance.

Available in 50, 80 and 100 L capacities.

Factory fitted temperature and pressure relief valve for added safety control on installation.

Manufactured from high grade duplex stainless steel for corrosion resistance and longevity.

Available as a horizontal or a vertical unit.

Five-year inner container warranty.

Applications:

Hotflo 10/15 have been designed for the smaller commercial businesses, suitable for situations where hot water is needed for two or three sinks and basins.

The larger capacity Hotflo units can provide water to larger premises with multiple basin requirements.

General information

Color	White
Features	Element ‘on’ indicator, no anode to inspect or replace, suitable for use with any standard tap or mixer
Material	Outer casing: Plastic top moulding with steel base and centre section; Water container: Replaceable heavy gauge copper; Heat unit: Replaceable rod-type element sheathed in corrosion resistant alloy
Size	656 x 267 x 252 mm 500 x 267 x 252 mm
Uniclass 2015	Pr_60_60_96_28 Electric storage water heatersPrimary
CAWS	S90/40 Storage water heaters, electric S90/400 Storage water heaters, electric

Specification data - Electric storage water heaters

Product Reference

Hotflo 10

2.2 kW output, 10 L capacity, 500 x 267 x 252 mm (h x w x d).

Hotflo 15

2.2 kW output, 15 L capacity, 656 x 267 x 252 mm (h x w x d).

Hotflo 50 H

Horizontal, 3 kW output, 50 L capacity, 371 x 997 x 350 mm (h x w x d).

Hotflo 50 V

Vertical, 3 kW output, 50 L capacity, 1007 x 371 x 350 mm (h x w x d).

Hotflo 80 H

Horizontal, 3 kW output, 80 L capacity, 454 x 1038 x 454 mm (h x w x d).

Hotflo 80 V

Vertical, 3 kW output, 80 L capacity, 1066 x 454 x 454 mm (h x w x d).

Hotflo 100 H

Horizontal, 3 kW output, 100 L capacity, 454 x 1207 x 454 mm (h x w x d).

Hotflo 100 V

Vertical, 3 kW output, 100 L capacity, 1234 x 454 x 454 mm (h x w x d).

Accessories

None

Pack U1 Combined pressure reducing valve and strainer

Pack U3 TMV2

Pack U5 Expansion vessel and check valve

Pack U6 Temperature and pressure relief valve

Pack U7 TMV3

Standard product features

Weight (empty/ full):

Hotflo 10: 6.5/ 16.5 kg.

Hotflo 15: 8.4/ 23.4 kg.

Hotflo 50: 21.2/ 71.2 kg.

Hotflo 80: 26.2/ 106.2 kg.

Hotflo 100: 320.2/ 130.2 kg.

Energy related Products (ErP) rating:

Hotflo 10 and 15: B.

Hotflo 50, 80 and 100: C.

Technical characteristics:

Voltage: 230 V.

Heat up time: 50 L models: 65 minutes; 80 L models: 115 minutes; 100 L models: 125 minutes.

Recovery time: Hotflo 50 H: 36 minutes; Hotflo 50 V: 46 minutes; Hotflo 80 H: 52 minutes; Hotflo 80 V: 81 minutes; Hotflo 100 H: 69 minutes; Hotflo 100 V: 88 minutes.

Continuous performance (50ºC ΔT (temperature difference): 51 L.

First hour (50ºC ΔT (temperature difference): 50 L models: 101 L; 80 L models: 131 L; 100 L models: 151 L.

Maximum inlet pressure to pressure relief valve (PRV): 16 bar.

Maximum operating pressure: 10 bar.

Tested pressure: 50 L models: 12 bar; 80–100 L models: 16 bar.

Connection type: Compression.

Connection size: 22 mm.

Heat loss: Hotflo 50 H: 0.9 kWh/ 24 hour; Hotflo 50 V: 0.69 kWh/ 24 hour; Hotflo 80 H: 1.13 kWh/ 24 hour; Hotflo 80 V: 0.82 kWh/ 24 hour; Hotflo 100 H: 1.17 kWh/ 24 hour; Hotflo 100 V 0.93 kWh/ 24 hour.