
The video walks a homeowner through replacing her battery‑operated smoke alarms with a hard‑wired, interconnected system, aided by a local fire chief and the Ask This Old House crew. They explain that current code mandates photoelectric detectors—ionization units are prohibited within 20 feet of kitchens or bathrooms because of false alarms. The recommended devices are combo smoke‑and‑carbon‑monoxide units with voice alerts, wired in a loop using black, white and a continuous red interconnect. Stephen, the fire chief, stresses that “interconnected is the best system,” and demonstrates installing 3 ¾‑inch hole‑saw boxes, fishing 14/3 NM cable, and testing the alarms, which emit distinct tones for fire versus CO. By upgrading, homeowners gain faster, house‑wide warnings, eliminate the nuisance chirp of battery replacements, and achieve compliance with safety regulations, ultimately reducing fire‑related injuries and property loss.

The latest "This Old House" episode spotlights green‑focused renovations at a 100‑year‑old Arlington home, covering new cedar shingle siding, advanced window shading, and radiant floor heating upgrades. Contractor Tom explains the integrated rain‑screen/air‑barrier that lets moisture escape behind the shingles, while...

The new series “This First House,” from the creators of “This Old House,” spotlights the gritty reality of first‑time home ownership, stripping away the glossy TV makeover veneer to reveal the true challenges of buying and renovating a property. The hosts,...

The video walks viewers through a DIY solution for building safe granite steps on a steep hillside leading to a backyard fire pit. Host Mark McCullough evaluates two layout options—cutting a deep stairway versus integrating granite slabs into the existing...

The latest episode of "Ask This Old House" tackles three distinct home‑improvement projects: repairing a loose carpet on a staircase, selecting the right shovel for yard work, and upgrading a dated kitchen fixture with high‑efficiency LED recessed lights. Kevin O'Connor...

The episode focuses on the final phases of the front‑yard renovation at the historic home, highlighting the construction of a new pergola footings, a bluestone stoop, and custom window trim, followed by a horticultural selection process for climbing vines. Contractors dig...

The segment from This Old House walks viewers through installing a “hot roof,” an unvented roof assembly that relies on spray‑foam insulation rather than traditional soffit‑to‑ridge ventilation. Matt explains that a diffusion vent placed at the ridge serves solely to expel...

The video documents a major electrical service upgrade on a historic home being transformed into two separate living units. The renovation, featured on This Old House, adds expansive family rooms, new roof trusses, and modern amenities, prompting a comprehensive overhaul...

The episode centers on retrofitting radiant floor heating beneath a wood‑floored kitchen that previously relied on a noisy kick‑space heater. Host Kevin O'Connor walks viewers through the constraints of a fully cased kitchen, the need for a silent, even heat...

The video follows a Boston‑area homeowner who converts a sloping backyard into a full‑size ice rink, documented by the This Old House crew. Using a backhoe to level the former carriage‑house slope, the team installed a tiered plywood base, added...

The segment follows a This Old House renovation where the master bathroom’s plumbing must be routed through a second‑floor space crowded with steel beams. Rather than cutting through structural members, the crew leverages a coffered ceiling—essentially a series of box...

The episode of Ask This Old House focuses on two classic DIY challenges: re‑leveling a ten‑year‑old bluestone patio and restoring a mildew‑ridden metal bulkhead door. Host Kevin O’Connor and crew walk viewers through the step‑by‑step process, from assessing settlement to applying a...

This Old House season 32 episode 9 follows host Kevin O'Connor as the crew tackles exterior and interior upgrades on a historic home. General contractor Tom Silva applies an acrylic stucco system to seamlessly merge a new basement addition with the existing...

This Old House’s in‑house designer Julie Maleski helps Saratoga homeowners choose tile for multiple areas of their renovation, including kitchen backsplash and oven wall, master bathroom floor and shower walls, and the mudroom. The episode walks viewers through a local...

The Old House episode walks viewers through a real‑world kitchen cabinet selection process, as host Kevin meets homeowners Evan and Whitney and their design consultant Sarah. They review the L‑shaped layout, seating needs, and the transition from demolition to a...