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Watch this presentation of a Dorran PRC home being rebuilt from start to finish.(coming soon)
Additional information regarding Dorran PRC Houses. Manufacturer
| R Tarran | Designer
| R Tarran
| Period Built
| 1947 - 1951 | Number Built
| 600
| Alternative Name
| Tarran-Dorran
Daleholme
Slingsby
Clore Grange |
Physical Attributes and Materials Used - Bungalows and 2-storey semi-detahed houses. Medium pitch gable roof covered with concrete tiles. External walls of storey height PRC panels. PRC ring beams at first floor level oversailing ground floor wall panels.
- Foundation - concrete slab
- External walls consist of PRC perimeter beams, bituminous felt connected with coach bolts and lined plasterboard.
- Seperating wall contains lightweight PC block cavity wall.
- Ceilings consist of staggered plasterboards.
- Partitioned walls are timber stud lined with plasterboard.
- Ground floor has timber boarding on timber joists on PRC perimeter beam.
- First floor has tongue and groove or laminated boarding fixed by hooked straps to horizontal reinforcement within PRC ring beam.
- Roof consists of timber joists, purlins and concrete tiles.
Areas which are defective - Cracking of PRC panels and ring beam
- High levels of carbonation
- Low levels of cast-in chloride in PRC panels and ring beam
Environmental and Eco Ratings
- Original Insulation = F rated
- PRC repaired High Density insulation = A Rated
Energy Effeciency - Original Heating = F rated
- New Combi 97% effecient boilder heating (if installed) and a PRC repair = A rated
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