Outbuilding on W side of yard at Blaenglyn is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 22 June 2005. Outbuilding.

Outbuilding on W side of yard at Blaenglyn

WRENN ID
tired-pediment-ebony
Grade
II
Local Planning Authority
Brecon Beacons National Park
Constituency
Brecon, Radnor and Cwm Tawe MP: David Chadwick (LD)
Country
Wales
Date first listed
22 June 2005
Type
Outbuilding
Address
Outbuilding on W side of yard at Blaenglyn, Glyn Tarell, Powys
OS grid reference
SN 977 227
Coordinates
51.89411, -3.48719
Source
Cadw listing

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

Description

This is a cartshed located on the west side of the yard at Blaenglyn. It is constructed from whitewashed rubble stone and features a slate roof. The building has two depressed arch cart entries and a similar door to the right. A central loft door breaks the eaves beneath a catslide roof. To the left, there is a large addition under the same roof, with a broad front opening that has been infilled with blockwork and boarding. The right end gable is made of rubble stone and has a blocked loft door.

Local climate

Outbuilding on W side of yard at Blaenglyn sits in one of the wettest parts of the UK, with an average of 1,330 mm of rain a year. This makes it wetter than 96% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 86% of listed buildings.

It experiences an average of 55 freeze-thaw cycles a year, more than 95% of listed buildings. Of these, 32 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
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  • 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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