Dorchester Triple Decker | Three of Everything This Old House : Season 42 Episode 22

Mauro Henrique teaches the apprentices how to fix damaged plastered walls. Plumber Ronnette Taylor shows Richard Trethewey the new sprinkler system. Carol and her sister select new tile for their bathrooms. The apprentices get a lesson on floor patching with Tom Silva. Antique glass expert Cathryn Blackwell shows Kevin O'Connor how shell fix the doors on the second floor china cabinet.