Maintenance simply involves regular inspections to check on the condition of your building and its surroundings, and timely repairs if faults are found.
Yn y bôn, mae cynnal a chadw yn golygu cynnal archwiliadau rheolaidd i sicrhau cyflwr eich adeilad a'i amgylchoedd, a gwneud gwaith atgyweirio amserol os caiff namau eu canfod.