2016-06-13: Further to the Urgent Fire Safety Recommendations in Modern High-Performance Housing (posted on 2016-04-11) … this is what a Residential Fire Suppression System would look like in a Notional Detached House, and what it would cost …
Detached House – Ground Floor Plan – Ceiling Head/Nozzle Layout (PDF File, 97 Kb)
Detached House – Upstairs Plan – Ceiling Head/Nozzle Layout (PDF File, 13 Kb)
Low Pressure Water Mist Fire Suppression System
Water flow rate = 13.94 litres per nozzle per minute. Pressurized 300 Litre Water Cylinder, with BurnStop environment-friendly additive, supplies water to the low flow rate, CPVC (Chlorinated Polyvinyl Chloride) pipe network serving 25 Mist Ceiling Heads/Nozzles fixed at pre-determined locations. See Plans. Water runtime is 10 minutes, between 2 heads operating simultaneously without any mains water backup. Installation takes 3 days in total (2 days first fix, plus 1 day second fix and commissioning).
The mains water supply system in Ireland is not reliable.
A water mist system or a sprinkler system ?
Cost for the above Notional Water Mist Installation is €7,340.00 (Euros) / £5,676.00 (British Pounds) – plus VAT. This price is on the basis as a one-off installation in Ireland. If a number of properties require installation at the same time, then travel costs are dispersed and the individual price per property is significantly reduced.