February 16th, 2018
FGHRS – FLUE Gas Heat Recovery System
A FGHRS is a system for recovering heat from flue gases that would otherwise be wasted. They are only applicable to mains gas, LPG and oil condensing boilers and must be selected from…
Sava EDGE.
Welcome to Sava EDGE; a searchable, online collection of practical and technical information and other resources for residential property professionals
February 13th, 2018
Waste Water Heat Recovery Systems
Waste water heat recovery systems have had successful usage in the Netherlands for a number of years where they are fitted to more than 20% of new dwellings. They are relatively popular in the UK and are seen as a cost effective way of reaching the Building Regulations.
February 11th, 2018
Escalating Ground Rents
The new risk area for residential valuers Is it a short lease? Is it an H.M.O? No it’s an escalating ground rent! Seemingly, the new buzz phrase in the residential valuation industry! Escalating…
February 11th, 2018
Electric Boilers
Electric boilers are generally found in areas where gas is not available or in flats. In RdSAP there are four options for electric boilers. We shall look at each in turn in this…
February 11th, 2018
Dream Home or Worst Nightmare?
It can be a thankless task being a residential surveyor. Usually, if a client has put an offer in on a home they have invested time and emotional energy into that property before…
February 11th, 2018
Detachment for Flats and Maisonettes
Detachment for flats and maisonettes is a required RdSAP data item, and was added to the data collection in order to allow external measurements for flats. In order to convert external measurements to…
February 11th, 2018
Dating Double Glazed Windows
The assessor’s standard approach should be to search any double glazed window for a date stamp located in the glazing cavity. If you cannot find this date evidence, you should always check the…
February 11th, 2018
Cylinder Thermostats
A cylinder thermostat works by sensing the temperature inside a hot water cylinder and switching off the water heating once the set temperature is reached. This reduces the heat losses in the system…
February 11th, 2018
CPSU and Thermal Stores
A CPSU or Combined Primary Storage Unit is a boiler with an integral thermal store. The thermal store must be greater that 70 litres, otherwise the system is simply a ‘storage combi’ and…
February 11th, 2018
Conservatories in RdSAP
Conservatory measurements should only be included in the RdSAP assessment if it meets the definition of a non-separated conservatory: “If there is no external quality separation of the conservatory, then it is deemed…