Dry Risers comprise of vertical mains, which are fitted into staircase enclosures or other suitable positions with inlets fitted at ground level to enable the Fire Brigade to connect into the water supply.
A Wet Riser is a pipe kept permanently charged with water Available either direct from a storage tank, via a booster Pump, or fed directly from the towns main water supply.
Dry Riser and Wet Riser Mains are intended for use by the Fire Brigade or other trained personnel and provide a readily available means of delivering considerable quantities of water to extinguish or to prevent fire spread.
The annual testing and maintenance of both Dry and Wet Risers is the responsibility of the property owners or Managing agents. British Standard BS 9990:2006 recommends that the system is visually inspected every 6 months and serviced annually to ensure that the equipment is ready for immediate use in an emergency. In addition, it is recommended that a ‘full wet test’ be carried out annually, comprising of a full wet pressure test to 10 bar subjecting the main to a full working test.
- Buildings above 11 metres will have Dry or Wet Risers.
- Buildings above 50 metres will have Wet Risers.
- Testing carried out to BS 9990:2006
- All testing carried out by ex fire service.
- Supply full range of products for new and existing systems.
- Servicing arranged around times convenient to the customer.
- Minimum disruption to working environment.
- Service work carried out in line with the buildings Fire Risk Assessment and Fire Certificate.