Coleraine Grammar School

Systems Installed

Contract value: £630,000

1860 Building

2No. new LPG Gas-Fired Boilers, low loss header, pumps, pressurisation unit and expansion vessel was installed in the existing boiler house (Plantroom C) at the rear of the building. These serve LTHW heating to the radiators throughout the building, Gym, 6th form centre and the new DHW Cylinder (located in plantroom D) all controlled via room stats and zone valves back the BMS located in the plant room. The existing plant room contains new primary flow and return pipe work which connects to the distribution flow and return headers serving the various circuits. New Motorised Valves complete with isolation valves where installed to the various circuits which are linked back to the BMS Panel.

Main school building

3No. new LPG Gas-Fired Boilers, low loss header, pumps, pressurisation unit and expansion vessel was installed in the existing boiler house (Plantroom A) at the front of the main school building. These serve LTHW heating to the radiators throughout the main school, admin & library, music & assembly hall and the new DHW Cylinder located in the plantroom that serves the hot water to the kitchen. A circuit from this plantroom also serve sub plantroom B. Radiators are controlled via room stats and zone valves back the BMS located in the plant room. The existing plant room contains new primary flow and return pipe work which connects to the distribution flow and return headers serving the various circuits. New Motorised Valves complete with isolation valves where installed to the various circuits which are linked back to the BMS Panel.

Plantroom B LTHW is supplied from plant room A boilers. The existing plant room contains new primary flow and return pipe work which connects to the distribution flow and return headers serving the Technology block, language block of the main school and a hot water cylinder. Connections on this circuit are left isolated for future AHU and pool heating. New Motorised Valves complete with isolation valves where installed to the various circuits which are linked back to the BMS Panel.

Plumbing / Sanitary ware

AREA 1 & 2

Mains water is supplied to this area to serve the sinks & WC. Hot water to the sinks is achieved by water heaters fitted with mixing valves to each wash hand basin.

Cold, hot and hot Water Return is extended from a new DHW cylinder located in the corridor to serve the new cleaners sink located to the rear of the girl’s toilets in the cleaner's store.

All this pipework was flushed through prior to Handover.

AREA 4

Mains water is supplied to this area to serve the sinks & WC. Hot water to the sinks is achieved by water heaters fitted with mixing valves to each wash hand basin.

All this pipework was flushed through prior to Handover.

AREA 5

Mains water is supplied to this area to serve the sinks & WC. Hot water to the sinks is achieved by water heaters fitted with mixing valves to each wash hand basin.

Cold, hot and hot Water Return is extended from a new DHW cylinder located on the ground floor to serve the new cleaners sink located in the cleaners store.

All this pipework was flushed through prior to Handover.

AREA 6

Mains water is supplied to this area to serve the sinks & WC. Hot water to the sinks is achieved by Cold, hot and hot Water Return extended from a new DHW cylinder located on the 2nd floor mixing valves have been fitted to each wash hand basin.

All this pipework was flushed through prior to Handover.

AREA 7

Cold water is supplied to this area to serve the sinks & WC. Hot water to the sinks is achieved by water heaters fitted with mixing valves to each wash hand basin.

All this pipework was flushed through prior to Handover.

SANITARY WARE

The sanitary ware is generally made from vitreous china. Service valves have been installed for ease of maintenance.

VENTILATION SYSTEMS

The Toilets in areas each have their own separate extract system.

These are controlled via ceiling mounted PIR’s, with the speed of each fan controlled via a speed controller located in the cleaners store.