Barn at Glanffrwd Mill is a Grade II listed building in the Monmouthshire local planning authority area, Wales. First listed on 19 August 1985. Barn.
Barn at Glanffrwd Mill
- WRENN ID
- frozen-soffit-martin
- Grade
- II
- Local Planning Authority
- Monmouthshire
- Constituency
- Monmouthshire MP: Catherine Fookes (Lab)
- Country
- Wales
- Date first listed
- 19 August 1985
- Type
- Barn
- Address
- Barn at Glanffrwd Mill, Coed Morgan, Abergavenny, Gobion Fawr
- OS grid reference
- SO 353 117
- Coordinates
- 51.80022, -2.93935
- Source
- Cadw listing
Description
The barn at Glanffrwd Mill is a Grade II listed structure built with local stone, featuring random rubble walls and some freestone quoins, topped with an artificial stone tile roof. It has large opposed doors that have been renewed, with two slit vents on either side. There are splayed ventilation slits on three levels on both gables, with one slit on the north gable now widened to serve as a taking-in door. The rear elevation has not been observed.
Inside, the barn has a five-bay layout with queen strut tie-beam trusses resting on the wall-heads and a stone threshing floor.
Local climate
Barn at Glanffrwd Mill receives an average of 890 mm of rain a year. This makes it wetter than 66% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 65% of listed buildings.
It experiences an average of 43 freeze-thaw cycles a year, more than 84% of listed buildings. Of these, 20 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
- No related consent applications matched
- 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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