Thermann External Hot Water Cylinder – 135 litres like‑for‑like swap

Thermann electric hot water cylinders are an insulated storage vessel efficiently storing hot water, ready for use, when you need it. The Thermann range of electric cylinders offer solutions in a variety of different sizes to suit your needs. 180 litre version available at the same fully‑installed price! Thermann 135 litre hot water cylinder product page