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Abal Plumbing & Heating
11 Ffordd Islwyn, Bangor, Gwynedd, LL57 1AR
Tel: 01248 372900
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Alan West
3 Kinmel Close, Llandudno, Gwynedd, LL30 1GF
Tel: 01492 870503
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Arwel Evans
123 Rhedyw Road, Llanllyfni, Caernarfon, Gwynedd, LL54 6SW
Tel: 01286 882910
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Criccieth Plumbing & Heating
Penaber Estate, Criccieth, Gwynedd, LL52 0ES
Tel: 01766 522687
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Dave Roberts
Unit 20, Gaerwen Industrial Estate, Gaerwen, Gwynedd, LL60 6HR
Tel: 01248 422002
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E Williams
Glas Ynys, Bridge Street, Llangefni, Gwynedd, LL77 7HH
Tel: 01248 723065
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G Lewis
3 Maes Yr Orsedd, Llandudno, Gwynedd, LL30 1JA
Tel: 01492 876536
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K Thomas
20 Stanley Street, Beaumaris, Gwynedd, LL58 8ET
Tel: 01248 811554
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Mark C Owen
42 Bro Emrys, Talybont, Bangor, Gwynedd, LL57 3YT
Tel: 01248 364470
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Plumbing & Electrical
81 Lon Ceredigion, Pwllheli, Gwynedd, LL53 5RA
Tel: 01758 701034
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T W Williams
3 West End Parade, Pwllheli, Gwynedd, LL53 5PN
Tel: 01758 614375
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W & K Davies
43 Dorvil Street, Blaenau Ffestiniog, Gwynedd, LL41 3UY
Tel: 01766 832007
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W R Owen
Bryn Hyfryd, Lon Llan, Edern, Pwllheli, Gwynedd, LL53 6JA
Tel: 01758 720782
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William T Roberts & Son
59 Ffriddoedd Road, Bangor, Gwynedd, LL57 2TT
Tel: 01248 353843