Ask This Old House general contractor Tom Silva, landscape contractor Roger Cook, plumbing and heating expert Richard Trethewey, and host Kevin O'Connor answer your home improvement questions. Expert advice on new construction, remodeling, easy upgrades, maintenance, and repairs in kitchens, bathrooms, living spaces, workspaces, exteriors, landscaping, plumbing, storage, heating and cooling, insulation, doors and windows, decks, flooring, and more.