13 Apr 2015 Theydon Bois oven cleaning by Stewart Bose | posted in: Concise Cleaning, Essex, Oven Cleaning, Theydon Bois | 0 Theydon Bois oven cleaning Theydon Bois oven cleaning. These pictures show how your oven can look brand new when professionally cleaned by Concise Cleaning Company. We use no caustic or harmful chemicals. Regards Stewart