Central House
Sprinkler pump room with electric and diesel pumps, a pre-action suppression system protecting five rooms, full building life safety monitoring, and frost-protection trace heating in the loading bay.

Sprinkler pump room, pre-action suppression and life safety monitoring.
WSD delivered the sprinkler pump room electrical and control scope, a pre-action suppression system covering five rooms in the building, the smoke detection and audible alarms feeding those protected rooms, full building life safety monitoring on Category A and B signals, and frost-protection trace heating on the sprinkler pipework within the loading bay.

Sprinkler pump room
One electric pump and one diesel pump with all associated control wiring.
Pre-action system with bypass
One pre-action system with a bypass manifold and its corresponding control panel.
Detection for the protected rooms
The pre-action system protects five rooms; all smoke detection and audible alarms for those rooms were supplied and fitted by WSD.
Full life safety monitoring
Category A and B signals monitored throughout the building.
Loading bay trace heating
Trace heating and lagging providing frost protection on the sprinkler pipework within the loading bay.
Five of our disciplines, one site.
Pump Wiring & Control Circuits for Sprinkler & Wet Riser Systems
Electrical containment, wiring and control circuits for sprinkler and wet riser pump systems. Plant room electrical install, designed and built in-house.
Pre-Action & Deluge Systems
The electrical side of pre-action and deluge fire suppression systems. Detection, control panels, cause-and-effect, integration. Tyco, Viking, Reliable, Victaulic.
Fire Alarm System Installation, Design & Commissioning
BS 5839-compliant fire alarm systems designed, installed, commissioned and maintained by our own engineers. Commercial and industrial across the UK.
Full Life Safety Monitoring
Centralised signal monitoring for sprinkler, wet riser and life safety systems. Local panel, remote diagnostics, integrated with the wider fire strategy.
Electric Trace Heating Systems
Self-regulating trace heating and insulation for sprinkler tanks, pipework and pump rooms.
Other recent projects.
A couple more case studies along similar lines.

Sherborne MRF Sprinkler Upgrade
Replacement of zone-check systems and upgraded pump controls across a 12,000 m² material recovery facility, completed in two phased weekend shutdowns.

Central House
Networked addressable fire alarm system across 400+ devices, with graphics-panel monitoring and an ongoing maintenance contract.

Ley & Wheeler Warehouse & Distribution
Self-regulating trace heating installation for sprinkler tanks and pipework in a −25 °C cold storage facility.

Aldermanbury Square
Aspirating smoke detection across two server halls, with central monitoring and quarterly servicing.

Aldgate
Self-test emergency lighting retrofit across six floors, including monthly compliance reporting.

Chelsea Barracks
Electrical installation for the sprinkler pump room, monitored valve sets and trace heating frost protection at the Chelsea Barracks residential redevelopment in London.












