7 Bryn Moelyn, Llanrug, Caernarfon LL55 4PH

Detached house · Built 1976-1982 · 104 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £20,323 · £10,161 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£1220.2 yrs+4.3 pts
Double glazing£1,000 – £1,400£5223.2 yrs+1.8 pts
Band A condensing boiler£2,200 – £3,000£8829.6 yrs+3.1 pts · reaches C
Floor insulation£4,000 – £6,000£14334.9 yrs+5.1 pts
Solar water heating£4,000 – £6,000£11145.0 yrs+3.9 pts
Solar photovoltaic panels£5,000 – £8,000£13349.0 yrs+4.7 pts · reaches B

Grants verified 20 August 2026. Costs are the register’s indicative ranges. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.

Running costs

£1,662
per year at grade D
£1,013
per year at grade B

The full plan saves £649 a year — a 3.2% annual return on £20,323.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2016, states £1,180 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

27 July 2016£225,000

Estimated today: £337,993 HPI-indexed estimate, not a valuation

The Nook: 6 sales since 1995

Schools nearby

The DfE register covers England. Welsh schools are held in a separate Welsh Government register, which we have not ingested yet.

Area context

Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.

10.1
crimes a month
91
in the last 12 months
Violence and sexual offences
most common · 45% of the total

Police.uk street-level data for LSOA W01000087, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

The Nook

How this home sits against its street.

22
graded homes
63.7
average score
D
most common grade
-1.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.