Swch is a Grade II listed building in the Snowdonia National Park local planning authority area, Wales. First listed on 17 July 1992. House.
Swch
- WRENN ID
- under-gargoyle-birch
- Grade
- II
- Local Planning Authority
- Snowdonia National Park
- Constituency
- Bangor Aberconwy MP: Claire Hughes (Lab)
- Country
- Wales
- Date first listed
- 17 July 1992
- Type
- House
- Address
- Swch, Cwm Penmachno, Bro Machno, Conwy
- OS grid reference
- SH 754 474
- Coordinates
- 53.00971, -3.85721
- Source
- Cadw listing
Description
This is a two-storey, three-window house with an L-shaped plan, dating from the 19th century. It features a slate roof and is constructed of rubble masonry, with slate hanging on the rear and right gable. The house has three rectangular chimneys that are rendered.
On the first floor, the windows are set at the eaves and are each 12-pane sashes. The door and ground floor windows are positioned under deep stone lintels with slate hoodmoulds, and the ground floor windows are generally 16-pane sashes. A boarded door is located between the left and central windows.
At the rear, there is a projecting gabled wing that has two first floor horned sash windows. The ground floor features a central doorway with a window on each side. Additionally, there is a brick privy beneath a lean-to slate roof. A small porch in the angle between the blocks covers another doorway.
Local climate
Swch sits in one of the wettest parts of the UK, with an average of 1,370 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 93% of listed buildings.
It experiences an average of 49 freeze-thaw cycles a year, more than 90% of listed buildings. Of these, 29 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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