Re: Difference between roof coverings

If so, there is a HUGE difference. Roll roofing should not be used on anything other than dog houses because it has a very, very short life (~ 5 years or less). Modified bitumen is a membrane roof material that is fairly durable and long-lived (~20 years, maybe more).

Then, How much does it cost to install torch down roofing?

Cost of 3 Layer Torch Down Roof
3 Layer Torch Down Roof Costs Zip Code Sq. ft.
Basic Better
Installation Cost $220.00 – $240.00 $265.00 – $280.00
Total $385.00 – $415.00 $455.00 – $490.00
3 Layer Torch Down Roof – Total Average Cost per square foot $4.00 $4.72

Considering this, How long does a modified bitumen roof last?

10-15 years

26 Related Questions and Answers Found πŸ’¬

 

What goes under torch down roofing?

A mat of fiberglass, polyester, or other material is often used as a sturdy core for torch down roofing membranes. Manufacturers also may embed small granules into the top of the membrane to add fire resistance, color options, ultraviolet (UV) radiation protection, or other distinctive characteristics.

Can you shingle in the rain?

A wet installation can also cause a new roof to fail. Shingles and roofing materials may not adhere properly to slick surfaces with high humidity. If the sheathing or wood is wet during the time of installation, it can trap moisture inside of your roof, leading to mold, rot, or other severe problems.

How much does it cost to install torch down roofing?

Cost of 3 Layer Torch Down Roof
3 Layer Torch Down Roof Costs Zip Code Sq. ft.
Basic Better
Installation Cost $220.00 – $240.00 $265.00 – $280.00
Total $385.00 – $415.00 $455.00 – $490.00
3 Layer Torch Down Roof – Total Average Cost per square foot $4.00 $4.72

What is the best type of roof for a flat roof?

PVC roofing

Does shingle weight matter?

Weight is no longer a factor when choosing a shingle. Today 95% of the shingles are made with a fiberglass matt. Fiberglass is much better at withstanding the elements. These tough fibers make up the base material to form a stronger, lighter, thinner product.

Can you shingle in the rain?

A wet installation can also cause a new roof to fail. Shingles and roofing materials may not adhere properly to slick surfaces with high humidity. If the sheathing or wood is wet during the time of installation, it can trap moisture inside of your roof, leading to mold, rot, or other severe problems.

Can a roof support a person?

The limit of the load a given roof can support is determined by its specific design, but typical roofs are expected to withstand a few commonly anticipated loads, such as the weight of people working on it.

How do you install drip edge?

A 4Ply roofing system involves roofing felts that are typically four plies composed of layers of reinforcement such as fiberglass or polyester felts, with each ply being embedded in a full bed of hot asphalt/bitumen.

What does 40 squares of shingles weigh?

Architectural shingles weigh up to 400 lbs per square

Architectural-style roofing shingles are on average about 40% heavier compared to 3-tab shingles, so you’ll need a slightly larger dumpster to accommodate the extra bulk.

Can a roof support a person?

The limit of the load a given roof can support is determined by its specific design, but typical roofs are expected to withstand a few commonly anticipated loads, such as the weight of people working on it.

What does roll roofing weigh?

90 pounds

What is the weight of a roof tile?

Standard-weight concrete roof tiles generally weigh between 9 1/2 and 12 pounds per square foot β€” significantly more than asphalt shingles, which weigh only 2 1/2 to 4 pounds per square foot.

What does 10 squares of shingles weigh?

Can you put torch on felt over old felt?

Use torch on felt. You can go over old felt with new. Remember to overlap the felt and dont butt the felt up against each other.

Does shingle weight matter?

Basic Shingle Construction

The quality of asphalt shingles is in direct proportion to their weight per square (100 square feet). Heavier shingles (up to 350 pounds per square) generally last longer than the lighter shingles (200 pounds per square).

How much weight can a flat roof support?

Figure how much weight your roof can support.

Most roofs can withstand 20 pounds per square foot of snow.

How much does 100 yards of carpet weigh?

Carpet can weigh anywhere from 5 to 20 pounds per square yard, or .

How much does a roll of EPDM weight?

320 lbs

How much weight can you put on a roof?

The dead load for normal shingled or wooden roofs is around 15 pounds per square foot, while it’s closer to 27 pounds per square foot for a more sturdy material like a clay tile or metal roof.

How do you install drip edge?

3-tab shingles weigh up to 250 lbs per square
Roofing Squares (3-Tabs) Shingle Debris Weight Ideal Dumpster Size
10 1.25 tons 10 yard
20 2.5 tons 10 yard
30 3.75 tons 15 yard
40 5 tons 20 yard

What is mod bit roofing?

  1. Roof Deck Preparation. Clean the roof surface prior to installation.
  2. Install Drip Batten. Install the Drip batten wherever a gutter is present.
  3. Install Drip Back Drip Trim. The Drip Trim has a front and back piece.
  4. Chase out Wall Upstand.
  5. Relax Rubber Membrane.
  6. Fold Membrane Halfway.
  7. Apply Deck Adhesive.
  8. Sweep EPDM Membrane.

How many bundles of shingles are on a pallet?

Typically, three bundles of shingles will cover one squareβ€”33 sq. ft. per bundle. For the thickest of shingles, it may take four bundles per squareβ€”25 sq.

How do you nail down roll roofing?

Nail the roofing in place with short roofing nails spaced 6 inches apart and 1 inch in from the outer edges of the roll roofing. Add a second piece of full-width roll roofing over the first. Nail it in place with roofing nails spaced 6 inches apart and placed 1 inch from the edge.

How do you nail down roll roofing?

Install roof drip edge along the eaves, add underlayment, then place drip edge along the gable end. The best way is to install the roof drip edge only along the eaves first, then place ice-and-water barrier (in the snowbelt) or felt paper (underlayment) over the drip edge.

How is modified bitumen roofing installed?

Run the tip of the flame along the crease between the roofing felt and the roofing roll. Once you see bubbles forming, gently roll the roofing forward with your foot to install. Align the next sheet of modified bitumen roofing so it covers the edge of the first sheet by a few inches, and repeat the process.

Do you overlap roofing felt?

Remember to leave a 2″ overlap. Drive about five nails in the top right-hand corner and roll out the felt about halfway (perhaps 25 feet) across the roof. Stand on the first course of felt and work with the second course of felt above you. It is not necessary to completely nail the top edge of the course.

How many bundles of shingles do I need for 1800 square feet?

An average roof size is about 30 squares so (3,000 Γ· 100 = 30). This means you would need 30 squares of shingles to replace that roof. The most common type of shingle, called a three-tab or strip shingle, is generally packaged three bundles per square so you would need about 90 bundles.

How much does a roll of EPDM weight?

320 lbs

How do you lay down a rubber roof?

Remember to leave a 2″ overlap. Drive about five nails in the top right-hand corner and roll out the felt about halfway (perhaps 25 feet) across the roof. Stand on the first course of felt and work with the second course of felt above you. It is not necessary to completely nail the top edge of the course.

How do you apply modified bitumen roofing?

How to Install Torch-Down Modified Bitumen Roofing
  1. Ensure your flat roof is entirely clear of debris.
  2. Install heavy roofing felt with overtop your decking, old roof or insulation.
  3. Install drip edge flashing, and apply a primer so the roofing will adhere to it.

How much does it cost to install a rubber roof?

  1. Roof Deck Preparation. Clean the roof surface prior to installation.
  2. Install Drip Batten. Install the Drip batten wherever a gutter is present.
  3. Install Drip Back Drip Trim. The Drip Trim has a front and back piece.
  4. Chase out Wall Upstand.
  5. Relax Rubber Membrane.
  6. Fold Membrane Halfway.
  7. Apply Deck Adhesive.
  8. Sweep EPDM Membrane.