S18 E14: Weird Shower Valve, Mossy Roof | Preview A look at what you’ll see in this episode of Ask This Old House by This Old House Share this story Share Share All sharing options for: S18 E14: Weird Shower Valve, Mossy Roof | Preview Pinterest Email Pocket Flipboard Here’s what you’ll see in this episode of Ask This Old House: Richard replaces a shower valve; Nathan refinishes stair treads; Tom cleans off a roof. Will be live on Sunday, February 9 at 7pm. Next Up In Front Page 7 Best Leaf Blowers (2023 Guide) 6 Best Stud Finders (2023 Guide) How to Build a DIY Cedar Potting Bench Major Appliance Buying Guide: Features, Types, and FAQ (2023) The Best Sales Available on Presidents’ Day (2023) 5 Best Multimeters (2023 Guide)