Hi SFK Sounds like a great addition of space! It may be an obvious question but do you not have Building Control involved in the project (either private or local authority)? If you have then then they should have looked over the architect plans and made recommendations about what is required to obta...
Hi mum2000
Try Parsons Green Plumbing. They're a new company but experienced. Website not yet live but speak to Lewis 07921918853. Very helpful and polite.