Negative Head Shower Pump Installation

Negative shower pumps have a pressure switch to recognise when the shower is turned on even when water is not flowing.

Negative head shower pump installation. Another common shower pump problem is airlock. A pump with a pressure of around 30 psi would be enough. They work by creating a negative vacuum pulling water through from the tank and pushing it towards the shower.

If your shower head is below the cold water storage tank and when in use you are getting a minimum flow rate of 0 6 litres per minute from it to boost this you will require a positive head shower pump. Below you will find basic guidelines to demonstrate how to install a twin impellor negative head pump pumping both your hot and cold water supplies to a shower valve the same instructions would apply if it were any device such as taps. Negative head pumps can usually be recognised by a canister that piggybacks the pump.

So ensure you get a pump that will supply. I have based this installation guide on a salamander esp twin impeller pump negative head. Buy a pump with at least 0 5hp.

I need to install a shower pump for my open vent system it s all in a flat so i am investigating negative head pumps cws and hw cylinder are in the airing cupboard no loft. Negative head shower pumps are ideal for cold water tank outlets that are below or near level with the shower head. This will allow you to follow the instructions in your shower pump installation guide to bleed the pump.

So install a 3 bar shower booster pump next to the. Niagara stc 2 0 cn universal centrifugal twin impeller shower pump replaced with str2 2 0cn. Most high quality shower pumps will come with a bleed switch.

To solve this issue the pump will need bleeding. Mrrp 771 00 vat our price 323 00 vat incl. This is part of the sensing system not needed on positive head pumps.