第 19 季 共 30 集
播出时间：2020年10月2日
第 1 集 All Hands on Deck
播出时间：2020年10月2日
In this special episode of Ask This Old House, Tom walks two homeowners through the entire process for building a two-level deck, starting with pulling permits and getting a land survey all the way through to installing the deck boards and railings.
第 2 集 Preventing Plumbing Disasters
播出时间：2020年10月9日
Richard explains how, where, and why plumbing systems fail; Richard gives a deep dive on when and how plumbing pipes and connections can be repaired or replaced; Ross explains and demonstrates how to prevent plumbing failures with new technology.
第 3 集 All About Walkways
播出时间：2020年10月16日
In this special episode of Ask This Old House, Roger, Jenn and Mark explain best practices for installing or repairing a walkway; Mark helps a homeowner install a brand new walkway using natural stone.
第 4 集 Landscapes Across America
播出时间：2020年10月23日
In this special episode of Ask This Old House, Jenn explains how various climates across the United States impact the design, care, and maintenance of different landscapes, which includes discussing USDA Hardiness Zones and native plant species.
第 5 集 All About Windows
播出时间：2020年10月30日
Tom and Kevin explain everything you need to know about using, installing, maintaining and repairing a window.
第 6 集 Installing Water Features
播出时间：2020年11月6日
Jenn and Roger install a variety of different water features to accentuate landscapes; Roger installs an alternative to a downspout; Jenn installs a waterfall feature in a backyard that reuses water.
第 7 集 All About Fireplaces
播出时间：2020年11月13日
In this special episode of Ask This Old House, Tom and Mark tell you everything you need to know about fireplaces; Tom builds a custom mantel for a homeowner; Richard discusses fireplace inserts; Mark replaces the hearth of a fireplace with granite.
第 8 集 String Lights, Christmas Trees, & Happy Holidays!
播出时间：2020年11月20日
Jenn discusses Christmas trees; Richard explains what can and can’t go down a garbage disposal after holiday dinners; Heath helps a homeowner safely install a variety of Christmas lights.
第 9 集 Reclaim Beam Mantel, Geothermal
播出时间：2021年1月3日
Nathan helps a homeowner turn a reclaimed beam into a fireplace mantel; Richard demonstrates how to change a bathroom faucet; Ross explores innovations to geothermal installations.
第 10 集 Landscape Lights, Brick Walkway
播出时间：2021年1月8日
Heath installs landscape lights in a garden; Richard explains how siphons work and how they are used to make a toilet work; Tom organizes tools with pegboard; Mark helps a homeowner redo his walkway.
第 11 集 Garden Upgrade, Adirondack Chair
播出时间：2021年1月15日
Jenn demonstrates how to clean up a garden; Ross explains how air filters can catch unwanted air impurities and demonstrates how to build a DIY one; Tom and Kevin build an Adirondack chair.
第 12 集 Radiator Paint, Load Bearing Wall
播出时间：2021年1月22日
Richard replaces a weird shower valve with a conventional pressure balanced one; Mauro repaints a radiator cover with lead paint on it; Tom explains how to identify and remove load bearing walls.
第 13 集 Mini Split, Butcher Block
播出时间：2021年1月29日
Richard explains how a mini split unit is installed; Jenn explains how to identify Japanese maple trees and how to incorporate them in a landscape design; Nathan installs a butcher block countertop.
第 14 集 Precast Concrete, New Lamppost
播出时间：2021年2月5日
Mark learns how precast concrete steps are made and then replaces a homeowner's steps; Mauro explains how to refinish an old table; Heath helps a homeowner replace his front lamppost with a new one.
第 15 集 Automated Landscape, Modern Bench
播出时间：2021年2月12日
Ross explores ways that landscaping could be done automatically; Mark goes over different walkway and driveway deicers and how they might impact masonry products; Tom and Kevin build a modern bench.
第 16 集 Garbage Disposal, Concrete Wall
播出时间：2021年2月19日
Tom travels to Nashville to turn an original, exterior door into a Dutch door; Richard explains how to install a garbage disposal; Mark and Jenn reface a concrete wall with thin stone veneer.
第 17 集 Power Washing, Deck Lights
播出时间：2021年4月2日
Tom explains how different sanders work and how to sand well; Mauro shows how to use a power washer to clean siding; the team share more home inspection nightmares; Heath installs deck railing lights.
第 18 集 Move Baseboard, Cooler Bench
播出时间：2021年4月9日
Richard moves baseboard heat from one side of a room to another; Jenn explains the basics of selecting different species of arborvitae; Tom and Kevin build an outdoor bench that doubles as a cooler.
第 19 集 Flickering Lights, Brick Stairs
播出时间：2021年4月16日
Jenn travels to Orlando to upgrade a homeowner's irrigation system with a smart one; Heath explains a few different ways to troubleshoot flickering lights; Mark repoints a set of brick front steps.
第 20 集 Spring Projects: Paint, Prune, Spigots
播出时间：2021年4月23日
Richard explains a variety of failure points in a hose spigot; Mauro demonstrates the how to paint vinyl siding; Jenn explains how and why to maintain pruners; Nathan builds a custom fence gate.
第 21 集 Echinaceas, Kitchen Punch List
播出时间：2021年4月30日
Jenn explains how to care for echinaceas; Mark explains how to cut stone with a saw and chisel; Richard replaces a kitchen sink and faucet; Tom helps a homeowner wrap up a few kitchen projects.
第 22 集 Inspection, Door Restoration
播出时间：2021年5月7日
Heath performs an electrical inspection; the team share more Home Inspection Nightmares; Tom helps two homeowners meticulously restore their antique front door using a variety of techniques.
第 23 集 Dishwasher Retrofit, Rolling Pin
播出时间：2021年5月14日
Richard and Nathan retrofit a new dishwasher into an old kitchen; Mauro paints wood paneling; Tom and Kevin turn a French rolling pin.
第 24 集 Flood Prevention, Deck Hangers
播出时间：2021年5月21日
Richard installs a shutoff valve for washing machine supply hoses; Ross and Heath discuss the progression of EV chargers; Jenn discusses ornamental grasses; Nathan helps a homeowner repair her deck.
第 25 集 Colors, Fireplace Upgrade
播出时间：2021年5月28日
Kevin and Tom travel to Montana to set up an accessible home gym for a Navy SEAL veteran; Mauro shares how to select the right paint color; Mark updates a fireplace with a stacked stone veneer.
第 26 集 Working from Home
播出时间：2021年6月4日
Nathan builds a display case to store his grandfather's U.S. flag; Heath replaces a circuit breaker; the team shares the ways their trades were affected by the COVID-19 pandemic.
第 27 集 Summer Special
播出时间：2021年7月9日
Tom travels to Colorado to help a couple build a swing set. Then, Jenn travels to Raleigh to build a self-watering vegetable garden, and Mark helps a homeowner build a fire pit that comes in a kit.
第 28 集 Rethinking a Garden
播出时间：2021年9月3日
Not all landscape projects require starting from scratch. Many times, working with plants already there can make a huge impact. In this special episode, Jenn Nawada uses an historic landscape design from a protege of Frederick Law Olmsted to transform a yard. She updates a landscape by moving around, dividing, and pruning current plants in the yard. Finally, she designs a secret garden.
第 29 集 Ultimate Garage Workshop
播出时间：2021年9月10日
第 30 集 Kitchen Upgrades
播出时间：2021年9月17日
