A Fortic cylinder or Fortic hot water tank; alternatively, a combination cylinder, is a vessel designed for heating and storing hot water. It’s typically made out of copper, with a layer of foam insulation on the outside. What makes a Fortic cylinder unique is that it has its own built-in cold water storage cistern. This …
A lockshield or a lockshield valve is a type of radiator valve. It connects a radiator to the return pipe to the boiler. It is one of two valves normally found on radiators, the other being the TRV (thermostatic radiator valve). A lockshield can easily be identified by its small white plastic cap. However, unlike a manual radiator …
An equilibrium ball valve is a type of ball valve which utilises the pressure of the incoming water to help close the valve. Contents – equilibrium ball valve Overview Types Overview In a standard ball valve, the incoming water enters the valve on one side of the washer only. As the water level in the …
The Polytank feed and expansion tank is a feed and expansion tank produced by Polytank Group Ltd, the British manufacturer of water tanks and cisterns. As the name implies, the tank is designed to be used as a feed and expansion tank for open-vented central heating systems. It is suitable for new properties or as a …
Polytank feed and expansion tank (4 gallon/18 litre) Read More »
A Surestop stopcock is a stopcock produced by Surestop Ltd, a UK company which specialises in making easy to use stopcocks that are designed to prevent water damage to properties. Unlike traditional brass-handle stopcocks which may leak or jam, Surestop stopcocks are operated via a simple rocker switch, similar to a light switch. Not only …