Orangery in Garden of No 12 Malmsey is a Grade II listed building in the Runnymede local planning authority area, England. First listed on 17 November 1986. Orangery. 2 related planning applications.

Orangery in Garden of No 12 Malmsey

WRENN ID
second-pewter-heath
Grade
II
Local Planning Authority
Runnymede
Constituency
Windsor MP: Jack Rankin (Con)
Country
England
Date first listed
17 November 1986
Type
Orangery
Address
Orangery in Garden of No 12 Malmsey, Clarence Drive, TW20 0NL
OS grid reference
SU 994 717
Coordinates
51.43589, -0.57065
Source
Historic England listing

Also on this page: sale history · EPC · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The orangery in the garden of No 12 'Malmsey' is a structure from the late 18th century or early 19th century. It is made of stucco and features a 20th-century glass roof. The building has a rectangular plan and is flanked by six Roman Doric pilasters on either side of five sash windows set in reveals. An entablature with triglyphs and guttae runs along the top, and there is a blocking course that rises to a panelled pediment above the central three bays. Each side elevation has four pilasters and central French windows.

Local climate

Orangery in Garden of No 12 Malmsey sits in a drier-than-average part of the UK, with an average of 720 mm of rain a year. This makes it drier than 81% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 72% of listed buildings.

It experiences an average of 33 freeze-thaw cycles a year, fewer than 53% of listed buildings. Of these, 14 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 5 transactions since 1997
  • Related listed building consents — 2 applications
  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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