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Roofing Maintenance

Our roofing maintenance tips can help you keep your home cost efficient, safe & cozy.

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.

Basics of Home Warranty Roof Leak Coverage

Are roof leaks covered under a home warranty? Keep reading to learn about home warranty roof coverage and how to protect your roof over the long-term.

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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

old Ask segment, Tom Silva reshingles a roof
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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

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.

Fast Fixes for Ice Dams

Read these quick tips to help prevent ice dams before the snow even falls.

How to Fix Damaged Roof Shingles

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

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.

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Testing Drip Edge Installations on Roofing

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

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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

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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

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How to Prevent Ice Dams

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

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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.

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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.

Wright House, Wrong Roof

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

Quick Ice Dam Cure

A temporary solution is better than none

Leakproof Flashing

Surefire ways to keep water from getting in around your chimney