Renovation Videos
Fix it, build it, learn it.
Every project we cover, with its parts in order.
Published: 8 Oct 2026
A winter-weather episode of Ask This Old House covering ice dams, where an electrician installs a 60-foot electric heat cable with a temperature and moisture sensor on a roof, gutter and downspout.
Published: 14 Feb 2026
General contractor Tom Silva shows host Kevin O'Connor the main types of caulk: latex, acrylic with silicone, 100% silicone and butyl.
Published: 6 Jun 2025
A carpenter shows a simplified method for installing paint-grade MDF baseboard: butt joints, 44 and 46 degree miters, bulk cutting, and finding studs by screw pops or 16 in. layout.
Published: 18 Mar 2025
Explains how to install a furnace or HVAC air filter in the correct direction, with the arrow pointing from the return side toward the heating or cooling system.
Published: 23 Nov 2024
An HVAC contractor shows five checks to make on a gas furnace that won't turn on before calling a contractor: air filter, flame sensor, blower motor and capacitor, inducer motor and vents, and the…
Published: 7 Oct 2024
Framing begins on an A-frame cabin being built with the owner acting as general contractor.
Published: 28 Aug 2024
A contractor compares the four most common caulking types: latex, solvent-based, polyurethane and silicone.
Published: 15 Jun 2024
A host installs click-lock vinyl plank flooring with a stone polymer core throughout his double wide trailer, about 1,350 square feet with no transitions.
Published: 19 Oct 2023
A whole-house luxury vinyl plank installation with no transitions, running over old hardwood, an LVP underlayment over plywood subfloor, and bathroom tile.
Published: 27 Sep 2023
A Home Depot workshop covers electrical safety, basic tools, and how to replace a single pole switch with a Decora switch and a standard outlet with one that has USB ports.
Published: 2 Jan 2023
An electrician demonstrates how to replace a receptacle, starting with three testers: a plug tester, a non-contact voltage tester and a multimeter-style electrical tester.
Published: 19 Dec 2022
An electrician explains how to swap a 3-way switch without mixing up the wires.
Published: 5 Dec 2022
Electrician U's Dustin walks through NEC 210.8 to explain where GFCI protection is required in dwelling units.
Published: 15 Sep 2022
A furnace that lights its burners for two or three seconds and then shuts off is often failing at the flame detection step of the six-step startup sequence.
Published: 29 Apr 2022
A homeowner shows how to adjust a home's water pressure at the pressure reducing valve (PRV) while watching a gauge on an outside hose bib.
Published: 28 Nov 2021
Master electrician Heath Eastman shows Kevin O'Connor three testers: a contactless voltage tester, a simple contact tester that lights 24, 48, 120 and 240 volt levels, and a three-light receptacle…
Published: 24 Aug 2021
ecobee shows how to remove an existing thermostat and install an ecobee smart thermostat with the Power Extender Kit for homes without a C wire.
Published: 17 Aug 2021
A step-by-step guide to replacing a standard two-way light switch in a box that also holds a three-way switch.
Published: 23 Jul 2021
A Home Depot walkthrough of replacing a standard switch with a single pole dimmer.
Published: 4 Jun 2021
Three methods for a sagging door that rubs at the top of the jamb or won't close: tightening hinge screws with toothpicks, swapping a hinge screw for a longer one into the framing, and bending the…
Published: 17 Apr 2021
Master plumber Jim explains the difference between water volume and pressure and how to troubleshoot low water pressure in a house.
Published: 5 Dec 2020
A walkthrough of changing a furnace or AC air filter: turn the unit off, find the filter, match the airflow arrow to the furnace, choose a MERV or FPR rating, and replace it.
Published: 15 May 2020
A Chicago electrician explains the three main reasons a circuit breaker keeps tripping: an overloaded circuit, a ground fault, and a short circuit.
Published: 21 Mar 2020
Three fixes for an interior door that won't latch because the latch and latch plate are misaligned.
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