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Roofing How To & DIY

Improve the value of your home by discovering our roofing step-by-step tips & ideas.


How to Install Ice-Melting Roof Cables

Master electrician for Ask This Old House Scott Caron helps a homeowner install heat cables on his roof to stop ice dams


How to Install a Copper Roof

This Old House experts install a standing-seam copper roof on a small addition

old Ask segment, Tom Silva reshingles a roof

How to Reshingle a Roof

In this how-to video, This Old House general contractor Tom Silva shows how to replace an asphalt-shingle roof

Getting Algae Off My Roof

The black mold-like stains and streaks that appear on roofs, particularly light-colored asphalt shingles, is actually a blue-green algae.

How to Patch a Roof Leak

The hard part about patching a leak in your roof is finding the leak itself. Once you’ve accomplished that, repairs are often relatively simple.

How to Get Rid of Ice Dams

Icicles may be pretty but they can tear off gutters, loosen shingles, and cause water to back up into your house. Learn these fast fixes for ice dam removal, long term repair, and prevention tips.

How to Determine Roof Pitch

Here’s how to measure and calculate roof pitch from inside your attic.

How to Fix Damaged Roof Shingles

We share step-by-step instructions for the three most common asphalt-shingle repairs.

Antique Home Decor: 20 Easy Ideas

These modern versions of old world home accents give the same look without the wait (or cost).

Roof Soffit Repair: Advice From a Pro

Need a soffit replacement? Here are pro-approved steps on how to rebuild your water-damaged roof edge, fascia included.

People putting felt paper over a drip edge to prepare to install roof shingles.

How to Shingle a Roof

A step-by-step guide showing you how to secure shingles to a roof from start to finish.

Installing roof flashing

How to Install Drip Edge and Step Flashing

In this video, General Contractor Tom Silva teaches three apprentices from our GenNEXT program his method for roofing a section of the house that will receive significant snow loads.


How to Clean and Prevent a Mossy Roof

Tom Silva helps a homeowner remove moss from his roof and prevent it from growing back


How to Build a Copper Cupola Roof

Jason Senior of J&R Senior Sheetmetal Inc. illustrates how he forms copper panels for a standing seam roof


Testing Drip Edge Installations on Roofing

Ask This Old House general contractor Tom Silva demonstrates the importance of a properly installed drip edge

Read This Before You Redo Your Roof

Four out of five homeowners opt for asphalt shingles—here’s the lowdown on choosing the right ones for your own roof.


How to Treat and Prevent Ice Dams

Ask This Old House general contractor Tom Silva explains the best ways to keep your roof and gutters free from those dreaded ice dams


How to Install Solar Panels

Renewable-energy expert Ross Trethewey demonstrates how photovoltaic solar panels work and the proper way to install them on a roof


How to Patch a Leaking Rubber Roof

This Old House general contractor Tom Silva repairs a leaking flat roof with a new, long-lasting patch


How to Prevent Ice Dams

This Old House general contractor Tom Silva shows how to super-insulate an attic


How to Fix a Leaking Rooftop Vent Pipe

This Old House general contractor Tom Silva shows how to create a watertight seal around a vent pipe.

Wright House, Wrong Roof

High-tech solutions for the architect's notoriously leaky design at Wingspread

From the Ground Up: Roofing and Siding

This Old House general contractor Tom Silva shows how he installs roofing and siding to keep a house buttoned up and dry.

Roof Drip Edge Installation

Protect your fascia with a sheet-metal drip edge.

Leakproof Flashing

Surefire ways to keep water from getting in around your chimney

Quick Ice Dam Cure

A temporary solution is better than none

12 Fall Fix-Ups That Pay You Back

Save yourself thousands in future repair, maintenance, and energy costs by not leaving these minor problems to get out of hand


Preventing Roof Moss with Zinc Strips

In this video, This Old House general contractor Tom Silva shares tips for keeping a roof free of moss and mold

How to Make New Look Old

The homeowners, designers, and architect made mostly new construction on this 1830s farmhouse rehab look as if it had been there for nearly a century. Here's how


How to Remove Roof Moss

In this how-to video, This Old House general contractor Tom Silva shares tips for keeping a roof free of moss and mold

Emergency Roof Protection

What to do in the event your roof gets gored

Some Commonsense Rules for Maintaining a Flat Roof

Flat roofs demand more attention than pitched roofs, but depending on your situation, flat might be the better bet.