Timescale of feed in periods for the Unipol DASH Code

All letterboxes need to be fitted with a device, letterbox restrictor or letter cage which prevents thieves from putting their hands or gadgets through the letterbox and trying the latches from the inside (4.26)

An adequate number of suitably located baths and/ or showers and wash hand basins are provided with constant hot and cold running water supplies and in a ratio of amenities to occupants that does not exceed 1:5 (3.17)
An adequate number of suitably located WC’s are provided and in a ratio of amenities to occupants that does not exceed 1:5 (3.18)
Where there are up to four occupants sharing facilities, the WC may be located within the bathroom. Where there are 5 or more occupants sharing, a WC must be located separate from the bathroom for every 5 occupants, however where a WC is located within an additional bathroom it is satisfactory as a ‘separate WC’ provided that the bathroom is shared by no more than 4 people (3.19)
Where a WC is located in a separate compartment then a washbasin with hot and cold running water should also be provided within the same compartment (3.20)
Residual currency device (RCD) protection should be provided across all electrical circuits in accordance with the 17th edition of the Electrical Wiring Regulations (4.10)

Properties with 3+ stories and 5 or more people should be fitted with a LD2 Grade B (full fire alarm system with control panel) smoke detection and sounders on every level of circulation space that form part of the escape route (including stairwells, corridors and lobbies), lounges and bedrooms and heat detection in kitchens (4.16)
Properties that have more than 12 detector heads should have a zoned control panel installed (4.17)

Thermostatic radiator valves (TRVs) will be fitted to all existing systems. Any new wet central heating system will include TRVs on all radiators (except one). (5.03)