Ask This Old House Season 5 Episode 21 Composite Decking; Noisy Steam Radiator

In Ask This Old House season 5 episode 21, the expert team visits a homeowner who wants to replace their old wooden deck with a new composite deck that requires less maintenance. The team begins by removing the old deck, digging new footings, and building the frame for the new composite deck. They highlight important steps in designing and planning a deck and provide tips on how to work with composite decking material.

Next, the team tackles a common problem in older homes - noisy steam radiators. They visit a homeowner whose radiators make loud hissing and banging noises and explain that this can be caused by air trapped in the pipes. They drain the system, bleed the air out, and replace a faulty radiator valve. They also explain how to properly maintain a steam heating system.

Throughout the episode, the team provides helpful DIY tips that homeowners can follow to tackle similar projects at home. They also answer viewer questions on topics such as fixing a leaky showerhead and managing moisture in a basement.

Overall, Ask This Old House season 5 episode 21 is a must-watch for homeowners looking to upgrade their outdoor living space and maintain their home's heating system. The expert team provides easy-to-follow instructions and useful tips that can help viewers save money and enhance their home's value.