The Ultimate Repairing a Leaky Roof Quiz

Estimated Completion Time
3 min
What is the easiest roof to repair?
a shingle roof
A shingle roof is the easiest to repair. At the point where it is leaking, look for damaged or missing shingles and for gaps in the lines of roof cement.
a flat roof
a wooden shake roof

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If you cannot find any damage, what should you do?
Get off the roof quickly; it means the problem is underneath the shingles and the roof is unstable.
Call a professional roofer.
If you cannot find any damage, you should call a professional roofer, because it probably means there is inadequate flashing or many deteriorated shingles.
Search again; your probably missed it.

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In cold weather, how should you straighten out a curled roof shingle?
You should use gloves, because they will be ice cold.
There is no difference between cold and warm weather, just uncurl it with your fingers.
You need to soften it first because the cold will make it very brittle.
The cold makes roof shingles very brittle, so before attempting to straighten it out, you will need to warm it with a propane torch. Make sure to warm it until it is soft enough to handle, but not too hot that it will catch fire.

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What do you reattach a curled roof shingle with?
roof cement
To reattach a curled roof shingle once you have straightened it out, apply a dollop of roof cement to each corner.
specialized glue
nails

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How can you tell if a shingle is rotten?
It will usually have a rotten, mildew like odor.
There will be visible signs of deterioration, as well as discoloration and mold spores.
Any shingle that lifts off the roof with no effort is rotten.
Any shingle that lifts off the roof with no effort is rotten. If there are large areas of rotten shingles, you will most likely need a new roof, so call a professional roofer.

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How can you make it easier to slide a new shingle into place?
Use the claw side of a hammer to push it into place.
Round its back corners with a utility knife.
To make it easier to slide a new shingle into place, round its back corners with a utility knife. The back edge of the shingle should slide underneath the shingles in the row above it and the front edge should be aligned with the shingles next to it.
Wipe the area liberally with lubricant.

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What type of roof nails do you need to reattach a roof shingle?
6d galvanized roofing nails
You should use 6d galvanized roofing nails on each corner of the newly installed roof shingle. Cover the nail with cement.
hot dipped galvanized roofing nails
3d galvanized roofing nails

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How should you apply cement to chimney flashing?
in small dollops
sparingly
liberally
If metal flashing around chimneys is not thoroughly caulked, you need to liberally apply roof cement using a caulking gun, to prevent water from getting though.

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What weather conditions are best for fixing roofs?
a sunny day
A sunny day is best for doing roof repairs, because it is essential that the roof is dry to prevent slipping. Also wear rubber-soled shoes to further prevent slipping.
a cooler day
wet weather

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On flat roofs, where do leaks usually occur?
in the corners
at low spots
On flat roofs, leaks usually occur at low spots or in areas where roofing felt has been damaged. These leaks are usually easy to spot.
at the roof edges

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What are flat roofs made of?
aluminum sheeting
ceramic tiles
roofing felt
Flat roofs are usually made of layers of roofing felt and tar. Look for cracks in the felt or large blisters, which indicate that the top layer of felt has separated.

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What kind of nozzle does your propane torch need to have?
a one inch (2.5cm) nozzle
a flame spreading nozzle
To dry the layers of felt, use a propane torch with a flame-spreading nozzle. Make sure to wear safety goggles and not to burn the felt.
a two inch nozzle

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What is the most important thing to do when repairing a blister?
Make sure to exercise caution with the utility knife; roof felt is very slippery.
Make sure to thoroughly soak up any water.
Make sure to thoroughly soak up any water. Do not cut through to the bottom most layer of roofing, only penetrate the full depth of the blister.
Make sure to cut all the way through to the bottom most layer of roofing felt.

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Why shouldn't you pry out the nails on a damaged shake?
The nails are most likely rusty and will just disintegrate over time.
It isn't worth the effort, it's quite difficult.
Shakes aren't flexible like shingles.
Shakes aren't flexible like shingles, so you shouldn't try to pry out nails. Rather, use a hacksaw to cut off the nail heads as far down the nail shaft as possible.

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What is another area of the roof where there could be leaking?
open roof valleys
Open roof valleys and flashing are another possible source of leaking if there is no sign of damaged shakes and shingles or pooled water.
guttering
the pipes that run through the roofing

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What are roof valleys usually made of?
terracotta tile
aluminum or copper
Roof valleys are usually made of aluminum and copper. If there are holes, just patch them up with the same material.
shingles, shakes or roof felt, depending on the type of roof you have

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What is metal flashing used for?
to seal out water
Metal flashing is used to seal out water from around the chimney, vent pipes, along the valleys and over windows.
to provide a base for roof shingles or shakes
to help prevent tile deterioration

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How often should you inspect flashing?
annually
You should inspect flashing for holes every spring.
monthly
quarterly

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What should you use to patch up damaged flashing?
slag lime cement
cement mortar
You should use cement mortar to patch up damaged flashing, using a small trowel and wetting the area with a paint brush first.
grout

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What is an ideal gutter-cleaning tool?
an industrial vacuum cleaner
a plastic scoop
It is really important to clean out your gutters and drain pipes at least twice a year. A plastic scoop is a ideal tool for doing so.
a rake

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