13 Grasmere Avenue, Wembley HA9 8TB

Mid-Terrace house · Built 1930-1949 · 95 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £15,645 · £7,823 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£200 – £400£1003.0 yrs+4.0 pts
Low energy lighting£20£53.9 yrs+0.2 pts
Loft insulation£100 – £350£564.0 yrs+2.2 pts
Floor insulation£800 – £1,200£1178.5 yrs+4.7 pts · reaches C
Band A condensing boiler£2,200 – £3,000£7236.1 yrs+2.9 pts
Solar water heating£4,000 – £6,000£9150+ yrs+3.6 pts
Solar photovoltaic panels£5,000 – £8,000£10950+ yrs+4.3 pts · reaches B
Solid wall insulation(optional, beyond B)£4,000 – £14,000£12750+ yrs+5.1 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

£1,413
per year at grade D
£736
per year at grade B

The full plan saves £550 a year — a 3.5% annual return on £15,645.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £974 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 September 2022£615,000
11 December 2015£485,000

Estimated today: £566,007 HPI-indexed estimate, not a valuation

Schools nearby

No school in the register within reach of this postcode.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.