Brewhouse at Tan-y-penmaen is a Grade II listed building in the Snowdonia National Park local planning authority area, Wales. First listed on 30 December 2004. Outbuilding. 3 related planning applications.
Brewhouse at Tan-y-penmaen
- WRENN ID
- sharp-span-crow
- Grade
- II
- Local Planning Authority
- Snowdonia National Park
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 30 December 2004
- Type
- Outbuilding
- Address
- Brewhouse at Tan-y-penmaen, Glyn Cywarch, Talsarnau, Gwynedd, LL46 2UR
- OS grid reference
- SH 600 335
- Coordinates
- 52.88087, -4.08182
- Source
- Cadw listing
Description
This is a single-storeyed outbuilding, likely dating to the 18th or 19th century. It is constructed of mortared rubble masonry, with a slate roof featuring advanced eaves and verges. A rectangular rubble stack, featuring dripstones and capping, is situated at the east gable. A doorway is located offset to the west end of the north wall.
Local climate
Brewhouse at Tan-y-penmaen sits in one of the wettest parts of the UK, with an average of 1,490 mm of rain a year. This makes it wetter than 98% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 97% of listed buildings.
It experiences an average of 32 freeze-thaw cycles a year, fewer than 60% 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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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- Sale history — 5 transactions since 2000
- Related listed building consents — 3 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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