Reliable instant hot water for a single bathroom — efficient, safe, and built to last.

The Alva GWH2012L is a 12L gas water heater designed for single-tap sink, bath, or basin use. With a 24kW heat output and 12L/min flow rate, it delivers hot water on demand — no geyser, no waiting, no wasted energy.

• RECOMMENDED USE: Ideal for a single bathroom with a bath or basin — the right capacity for everyday household hot water needs.

• PULSE IGNITION: No pilot light, no wasted gas. The unit ignites automatically when water flows, giving you instant hot water every time.

• DIGITAL LED TEMPERATURE DISPLAY: Temperature control at a glance — set it and forget it.

• HI/LOW PRESSURE COMPATIBLE: Works with both municipal and low-pressure water systems, making it suitable for a wide range of South African homes.

• COLD WATER SUPPLY ONLY: This product is not intended for use in conjunction with a mixer type water tap, and must only be installed to a cold water supply.

• ENHANCED SAFETY FEATURES: LPGSA approved in accordance with SANS 1539, SANS 1237, and SANS 1156.

• WARRANTY: Backed by a 12-month warranty. Must be installed by an LPGSA registered installer — failure to do so voids the warranty and is illegal.

The GWH2012L — the dependable everyday choice for single-bathroom hot water.

• The 12L model is recommended for a single tap sink, bath or basin
• We make this water heater so that you are able to heat water for domestic use safely, conveniently and virtually instantly - using a minimal amount of energy
• Your world is better with Alva

• FOR YOUR OWN SAFETY:
• Before using this appliance please read through the instruction manual & make sure you understand everything. If you are not sure, please call 086 100 2582 or visit www.alva.co.za for help.
• Always operate this product according to its instructions. It is illegal & dangerous to modify any part of this appliance.
• This product is not intended for use in conjunction with a mixer type water tap, & must only be installed to a cold water supply.

• Digital LED temperature display
• Gas flow regulation control knob
• Pulse ignition
• Power Supply: 2x D Batteries – NOT INCLUDED
• Heat Output: 24kW
• Water Input: 12 L/min
• Gas Consumption: 1.78 kg/hr at max
• Suitable Water Pressure 0.025-0.5 MPa
• Water flow regulation control knob. (control min & max water flow rate)
• Operating pressure 2.8kPa
• Exhaust Discharge Mode: Flue Duct Type – NOT INCLUDED
• [[ Code: BA186 Alva Flue Sold Separately]]
• SANS 1156 8mm Gas Hose – NOT INCLUDED
• Size of each Jet 0.71mm
• Water Heater Type: B (For indoor & outdoor use)
• Recommended cylinder size 9Kg & above
• Regulator not supplied with the unit
• 12 Month warranty
• LPGSA approved: In Accordance with: SANS 1539, SANS 1237, SANS 1156 (appliance & hose)

• Unit weight: 9.15kg
• Unit Dimensions: 17 x 34.5 x 61 cm
• Shipping Unit Weight: 10.15kg
• Shipping Unit Dimensions: 70.5 x 40 x 25 cm (LxWxH)

• This product requires professional installation by an LPGSA approved technician. Failure to do so voids the warranty and is illegal

• 1x 12L Gas Water Heater
• 2x Wall mounting screws & 1x water hose connector fitting
• 1x Assembly Instructions