36 Heol Penrallt is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 19 November 1990. House. 4 related planning applications.

36 Heol Penrallt

WRENN ID
night-step-vetch
Grade
II
Local Planning Authority
Powys
Constituency
Montgomeryshire and Glyndwr MP: Steve Witherden (Lab)
Country
Wales
Date first listed
19 November 1990
Type
House
Address
36 Heol Penrallt, Machynlleth, SY20 8AJ
OS grid reference
SH 746 009
Coordinates
52.59194, -3.85244
Source
Cadw listing

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

Description

36 Heol Penrallt is a three-storey building with a two-window facade, featuring a painted roughcast front. The slate roof has eaves moulding and a rubble chimney stack at the left end, which includes weathercoursing. The building has lugged margins around horned nine and twelve-pane sash windows. A bracket and dentil cornice spans the main door and shop front. To the left, there is a mullion and transomed shop window with a half splayed entrance and a half glazed door. To the right, there is a four-panel door with diagonal glazing bars in the overlight. The left gable end is painted rubble and includes a twelve-pane sash window on the ground floor and a small pane metal frame casement above.

Local climate

36 Heol Penrallt sits in one of the wettest parts of the UK, with an average of 1,320 mm of rain a year. This makes it wetter than 95% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 93% of listed buildings.

It experiences an average of 31 freeze-thaw cycles a year, fewer than 62% of listed buildings. Of these, 15 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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  • No EPC on record for this property
  • No sale records on file
  • Related listed building consents — 4 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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