The Charles Austen Envirosure alarm module emits an audible alarm if the air pump fails and low pressure is detected.

Low pressure is often due to a pump failure or power cut.

The unit has an On / Off switch as well as a power-on indicator.

Delivery:

This item is dispatched for next working day delivery. Please order by 11.00 am for same-day dispatch. Orders placed over a weekend or after 11.00 on a Friday will be delivered on the following Tuesday. Delivery to England, Wales and Mainland Scotland is standard, delivery to Northern Ireland will incur an additional cost.