28 Graig View, Machen, Caerphilly CF83 8SE

Mid-Terrace house · Built 1967-1975 · 80 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £12,850 · £6,425 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Flue gas heat recovery£900£1108.2 yrs+4.9 pts
Heating controls£450£4110.9 yrs+1.8 pts
Cavity wall insulation£1,500 – £500£8411.8 yrs+3.7 pts
Band A condensing boiler£3,000 – £0£6921.6 yrs+3.1 pts
Floor insulation£6,000 – £0£11326.6 yrs+5.0 pts · reaches C
Solar photovoltaic panels£5,500 – £500£10528.7 yrs+4.6 pts
Solar water heating£6,000 – £0£8834.2 yrs+3.9 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

£1,663
per year at grade D
£1,053
per year at grade B

The full plan saves £610 a year — a 4.7% annual return on £12,850.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £1,053 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

23 July 2021£157,500
7 September 2001£58,500
20 April 1999£32,000

Estimated today: £196,012 HPI-indexed estimate, not a valuation

Graig View: 62 sales since 1995 · £169,125 average over 10 years

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.

7.8
crimes a month
86
in the last 12 months
Violence and sexual offences
most common · 42% of the total

Police.uk street-level data for LSOA W01001343, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Graig View

How this home sits against its street.

33
graded homes
67.1
average score
C
most common grade
-12.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.