3 Meyrick Square, Dolgellau, LL40 1LT

3 Meyrick Square, Dolgellau, Meirionnydd, Gwynedd, LL40 1LT has an Energy Performance Certificate (EPC) rating of E, based on the latest assessment carried out on 23 Aug 2011.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 5 May 2010, when the property was rated D. The current rating of E reflects a decline in energy efficiency of 35.8%.

Since the previous assessment, several changes were observed:

• The heating system was upgraded from electric storage heaters to boiler and radiators, mains gas, improving energy efficiency from poor to good.
• The hot water system was changed from electric immersion, off-peak to from main system, with its energy efficiency improving from poor to average.
• The roof construction or insulation changed from (another dwelling above) to pitched, 200 mm loft insulation, improving energy efficiency from n/a to good.
• The wall construction or insulation changed from cavity wall, with internal insulation to granite or whin, as built, no insulation (assumed), changing energy efficiency from good to very poor.
• The lighting was changed from low energy lighting in 25% of fixed outlets to low energy lighting in 31% of fixed outlets, with no change in efficiency (average).