17 Treetops, Llanelli SA14 8DW

Semi-Detached bungalow · Built 1950-1966 · 100 m² · Boiler and radiators, mains gas

Upgrade Plan

EC for £3,345 · £1,673 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Flue gas heat recovery£900£1247.2 yrs+5.0 pts · reaches D
Floor insulation£800 – £1,200£1287.8 yrs+5.1 pts
Low energy lighting£45£68.0 yrs+0.2 pts
Heating controls£350 – £450£478.6 yrs+1.9 pts
Cavity wall insulation£500 – £1,500£9610.5 yrs+3.8 pts · reaches C
Band A condensing boiler(optional, beyond C)£2,200 – £3,000£7933.1 yrs+3.2 pts
Solar photovoltaic panels(optional, beyond C)£9,000 – £14,000£11850+ yrs+4.8 pts

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

£1,829
per year at grade E
£1,232
per year at grade C

The full plan saves £400 a year — a 12.0% annual return on £3,345.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £1,066 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

20 August 2012£134,000

Estimated today: £228,945 HPI-indexed estimate, not a valuation

Treetops: 41 sales since 1995 · £146,928 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.

8.7
crimes a month
96
in the last 12 months
Violence and sexual offences
most common · 49% of the total

Police.uk street-level data for LSOA W01001999, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Treetops

How this home sits against its street.

25
graded homes
57.3
average score
D
most common grade
-4.3
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.