Replacement Boiler for Aylsham Town Council

1) New Town Hall Main Boiler
• Supply and install new 2no. Commercial 48KW (total 96KW) high efficiency condensing boilers. Minimum 5 years manufacturer's guarantee
• Boilers to be fitted in existing boiler room (cellar) at a suitable height to reduce risk from flooding.
• Existing pipework to be re-routed to new boilers.
• Supply and instal new flue liner in chimney stack. This may be subcontracted out but subcontractor will report to the successful contractor.
• Flues to be connected to new flue liner.
• Old boiler to be removed from site and disposed of.
• New boilers to be plumbed in to new plate heat exchanger to split system up and keep existing system open vent, utilizing the existing header tank in loft.
• New larger circulation pump fitted to serve original heating system.
• System to be split into 2 zones. The first zone will be the original heating system and the second zone will consist of the Council Chamber and Archives room (first floor).
• 2no. motorized valves.
• New 35mm copper pipe work from boiler area installed to existing heating system.
• System to be adapted to a sealed pressurized system with expansion vessel and filling loop.
• System filter fitted to filter out debris in the heating system.
• New 28mm copper gas pipe installed from gas meter to new boilers.
• Boiler to be wired in to 3-amp fused spur.
• Supply and fit HIVE smart heating controls to control 2 x zones for use with App. Provide instructions on app
• Condense pipe from boiler plumbed into nearest drain.
2) Replace 2no. gas heaters with Fan assisted heaters
• New fan assisted heater to be installed to replace gas heaters (2no.). One on the ground floor (Green Room) and one on the first floor (council chamber).
• New pipe work from new boiler area fitted to new radiator locations. Pipe work to be surface mounted in copper but hidden, where possible underflooring.
• Existing gas heaters to be removed and disposed of to make way for new radiators.
• System will be flushed to...