You'll never guarantee a 100% waterproof seal on outside sockets, so drilling a drain hole at the bottom lets any water and condensation which gets into the socket escape rather than the enclosure filling with water which will eventually cause it to fail.
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local
