PENB building A
category C (energy efficient)
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PENB building B
category C (energy efficient)
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PENB building C
category C (energy efficient)
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PENB building D
category C (energy efficient)
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PENB building E
category B (very energy efficient)
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PENB building F
category B (very energy efficient)
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PENB building G
category B (very energy efficient)
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PENB building H
category B (very energy efficient)
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PENB building I
category B (very energy efficient)
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PENB building J
category A (outstanding energy efficient)
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PENB building K
category A (outstanding energy efficient)
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PENB building L
category A (outstanding energy efficient)
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PENB building M
category A (outstanding energy efficient)
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