If you have ever tried to arrange an oven clean in a block of flats, a managed estate, or a busy commercial building, you will know the access question can be more awkward than the cleaning itself.

If you have been hunting for a bargain and found an oven clean that sounds almost too good to be true, there is probably a reason.

If your oven has picked the worst possible moment to become a smoky, greasy mess, you are not alone.