side facing windows need to be obscure-glazed and non-opening if they are installed in the side elevation of a dwellinghouse that is within 10.5 metres of a side boundary of the house
rhaid i ffenestri ochr fod mewn gwydr cymylog, heb fod modd eu hagor, os ydynt wedi’u gosod ar ochr tŷ sydd o fewn 10.5 metr i ffin ochr y tŷ