Roofs Flashcards

(45 cards)

1
Q

What are the most common types of roofs

A
Asphalt
Wood
Metal 
Clay 
Slate
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2
Q

Which roof is the most common by far

A

asphalt

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3
Q

What are some sign of damage in an asphalt roof

A
bare spots on the shingles
major discolorations or bleaching of the roof
large number of granules in the gutter
missing shingles 
curling at the edges of the shingles
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4
Q

What is the life expectancy of an asphalt roof

A

20-30 years

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5
Q

What is a good rule of thumb for asphalt roofs

A

if the house is between 15-30 years old, it probably hasn’t had it roof replaced and probably need its

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6
Q

How is the size of the roof measured

A

in units called a square (10’ X 10’)

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7
Q

What is the average cost of asphalt shingles per square

A

180-350

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8
Q

What are some signs of damage in wood roofs

A

splitting
rotting
moss growth

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9
Q

Take special notice to what side of wood roofs and why

A

the north because it gets less sun exposure so it gets longer exposure to moisture

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10
Q

For wood roof pay close attention to what

A

the lower parts of the roof where water may be sitting

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11
Q

What is the problem for multiple layers of shingles

A

it invalidates the warranty most of the time

most roofs werent designed to support the added weight

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12
Q

How do you check for multiple layers of shingles

A

check the edges and corners

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13
Q

What are usually added to the roof to help prevent moisture and heat build up in the attic

A

vents and other mechanisms

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14
Q

Why is it important to avoid build up of moisture and heat in the attic

A

it can cause the roof to age prematurely

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15
Q

Roofs beneath what are prone to more damages

A

tree branches

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16
Q

What faces of the roof are more prone to damage from the sun

A

weat and south

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17
Q

Where are the most vulnerable places on the roof

A

where the roof changes direction
where objects penetrate the roof like vents, chinmeys, satelite dishes
gutters
flashing

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18
Q

Whats the life expectancy of wood roofs

A

40-50

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19
Q

What is an exception to the 40-50 yr life expectancy of wood roofs

A

if they are installed over plywood sheathing they can deteriorate over 10-20

20
Q

What is the life expectancy of metal roofs

21
Q

What is the life expectancy of slate roofs

22
Q

What is the life expectancy of clay roofs

23
Q

What are the most common SOW tasks

A

roof maintenance
replace sheathing
roof replacement

24
Q

To get a good idea of the condition of the sheathing look where

A

at the underside of the roof in the attic

25
What are you looking for on the sheathing from inside the attic
water stains | physical damage
26
How long is the average roof replacement
1-2 days
27
What is a ballpark way to estimate the sf of a roof
multipy the length of the house by the width then multiply that by 2
28
Is it possible to purchase the roofing material yourself then just pay the contractor for labor
yes
29
Why would you purchase the roofing material yourself then just pay the contractor for labor
because it may be cheaper
30
What is are important considerations when purchasing the roofing material yourself then just pay the contractor for labor
time | coordinating the delivery and haul-away of the material
31
When buying material yourself what is a way to price out the material
per square
32
What does roofing maintenance usually cost
between 250-500
33
What does sheathing usually cost
40-50 per sheet of 4'' by 8'
34
What is the average cost of wood shingles
450-700 per square
35
What is the average cost of steel roofs
350-1000 per square
36
What is the average cost of aluminum roofs
750-1000 per square
37
What is the average cost of slate roofs
1000-3000
38
For asphalt shingles, if there are additional layers that need to be removed expect a cost increase of
30% per layer
39
What are material costs influenced by
the climate | the colder the more expensive
40
What are labor cost influenced by
insurance prices and unions | if the area has high insurance prices or your dealing with a unionized roofer then expect to pay more
41
What are other miscellaneous things that can cause prices to rise
the complexcity of the roof the height of the property time of year (climate)
42
What is a great way to check prices in that area
call some contractors
43
What is a great question to ask contractors
As a ballpark estimate, how much do you charge per square to remove, haul away, and replace a typical, non-complex, 20 square roof on a two story building?
44
Where can you find roofing contractors
ask other investors in that area | check with the local real estate investors association
45
How to pay the roofing contractor
if they want the materials paid for upfront then pay for them at the time they are delivered to the jobsite, don't pay for more than the 50% of the total cost of the job up front, pay the last amount after the job completion