Andrews Water Heater CLASSICflo
Non-condensing water heaters
Designed for quick installation and easy replacement, they feature simple, accessible components that make servicing and maintenance fast and hassle‑free.
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Water Heater Width = 508mm
Water Heater Height = 1130mm
Water Heater Depth = 508mm
Water Heater Width = 718mm
Water Heater Height = 1692mm
Water Heater Depth = 718mm
| Product Model | 10/105 | 20/360 |
|---|---|---|
| Product Code | 7697119 | 7697123 |
| Energy | ||
| Heat input (gross) (kW) | 12.3 | 24.9 |
| Heat output (kW) | 10 | 20 |
| Gross thermal efficiency (%) | 81 | 80 |
| Standby heat loss (kWh/day) | 3.36 | 7.56 |
| ErP | ||
| NOx emissions (0% 02) (mg/kWh) | 30 | 40 |
| ErP efficiency rating | B | B |
| Water heater efficiency (%) | 63 | 62 |
| Noise level (dBA) | 0 | 0 |
| Gas data | ||
| Gas flow rate (natural gas) (m3/h) | 1.03 | 2.08 |
| Water | ||
| Storage capacity (Litre) | 105 | 360 |
| Recovery rate at 50ºC rise (Litre/hr) | 169 | 341 |
| Recovery rate at 56ºC rise (Litre/hr) | 151 | 305 |
| Operating pressure (unvented) (bar) | 3.5 | 3.5 |
| Minimum working pressure at 10.3bar (bar) | 1 | 1 |
| Maximum pressure (bar) | 10.3 | 10.3 |
| Electrical | ||
| Fuse rating (amp) | 5 | 5 |
| Electrical power consumption max/min (W) | 120 | 120 |
| Electrical requirements (V) | 230 | 230 |
| Misc. | ||
| Weight full (kg) | 159 | 512 |
| Weight empty (kg) | 55 | 153 |
| Maximum outlet temperature (ºC) | 80 | 80 |
| Maximum flue gas temperature (ºC) | 300 | 300 |
| Connection sizes | ||
| Inlet/outlet connections (BSP) | 3/4 | 1 1/4 |
| Return connection (BSP) | 3/4 | 1 1/4 |
| Gas connection (gas cock supplied) (BSP) | 1/2 | 1/2 |
| Height of water heater (mm) | 1130 | 1692 |
| Height of vent connection (mm) | 1242 | 1845 |
| Diameter of water heater (mm) | 508 | 718 |
| Flue diameter - conventional flue (mm) | 100 | 125 |
| Flue diameter - balanced flue (mm) | n/a | n/a |
| Service clearance | ||
| Front (mm) | 610 | 610 |
| Sides (mm) | 305 | 305 |
| Above (mm) | 762 | 1270 |
| Shipping | ||
| Shipping width (mm) | 518 | 770 |
| Shipping depth (mm) | 510 | 900 |
| Shipping height (mm) | 1163 | 1752 |
| Shipping weight (kg) | 64 | 188 |
| Ancillaries | ||
| Unvented system kit | 7703928 | 7703928 |
| Correx powered anode kit | 7705306 | 7705306 |
| Remote enable kit | 7705366 | 7705366 |
| Kit for conversion to LPG | 7697163 | 7697167 |
A UK water‑heater sizing tool using a comprehensive property and hot‑water database to recommend the most suitable Andrews Water Heaters by Baxi product.
© Baxi 2013 - 2026
Registered office address: Baxi Heating UK Limited, Brooks House, Coventry Road, Warwick, United Kingdom, CV34 4LL
Company registered in England and Wales: 3879156
VAT registration number is 604665837
