Asbestos Roof Replacement Costs

Asbestos Roof

What is Asbestos?

Asbestos is a heat-resistant fibrous silicate mineral which can be woven into fabrics.  It is use for making various items among them being roofing materials subsequently.

It was used in many domestic building materials since the 1980’s owing to its cheap, durable and fire-resistant traits.

However, asbestos found and banned from use as a domestic roofing material subsequently. In Australia, this ban took effect on December 31, 2003.

Why is it Dangerous?

Asbestos is carcinogenic which means it has the potential to cause cancer. Exposure happens during the natural wear and tear of asbestos roofs and normal household repairs and maintenance as well as accidental disturbance.

Asbestos Roof Replacement Costs

How do you know if it’s in your roof?

To ascertain whether Asbestos exists in your roof, use highly-skilled specialists like Pro Asbestos Removal Sydney who are accredited by the National Association of Testing Authorities.

This statutory body established in 1947 primarily to assess, train,and accredit technical facilities and laboratories. A visit to its corporate website: provides the crucial starting point.

How replacement work done?

Roof Placement will complete in two main steps outlined below:

STEP 1: The Removal of the Existing Asbestos Roof

The existing asbestos roof need to spray with Polyvinyl Acetate glue to ensure that the asbestos fibre does not break apart and pose health risks.

Then remove the screws and fixings will hold the sheets together. Some roofs may have other installations apart from the roofing materials themselves.

These include such items as hot water units-solar panels-aerials  materials will remove at this stage. Asbestos sheets will carefully lowered to the ground to avoid breaking apart to pose health risks to those who reside in the surrounding environment.

The sheets are subsequently wrapped in special plastic bags and sealed to guarantee the safety of the surrounding areas. They are then dumped safely far away from the vicinity of the building wherein they are removed.

The roof, the walls, and the ceilings are then cleaned by use of industrial-strength vacuum cleaners to prepare them for the next step.

Polyvinyl Acetate glue is once again sprayed to make sure that the entire house is totally safe from any asbestos contamination.

STEP 2: The Replacement of the Removed Asbestos Roof with a Brand New Roof

Precise measurements of the roofs will take to determine the quantity of the roofing materials that is to use in the process as well as the cost implications.

Then the underlying timber structure need to check to sure that it is up to standards. If any need for further repairs then it will complete in this stage too.

A new roof is then fixed in the place of the former asbestos roof. It is entirely up to the home owner to determine the roofing of choice.

It is important to follow installation of additional roofing structures such as waterproof features, gutters, and any other unique features that the home owner may ask for.

The roof need to clean to rid it of any fragments, dust particles and other dirt particles. Other components and installations that will remove during the asbestos removal process such as the aerials, hot water units and solar panels are then to fix onto the new roof.

The entire work site have to clean and the home ambience will restore to its original condition.

Asbestos regulations Australia

The authority to regulate the substance is vested in each state. That means, that the rules governing the use, transportation and disposal of the substance varies from state to state and not to uniform throughout.

In New South Wales, 10 main statutes and 2 codes of practice manage and control asbestos. To learn more about asbestos legislation in New South Wales click here to visit the Government website.

Asbestos Roof

Asbestos Roof Replacement Costs

Conservative estimates postulate that the cost of removing and replacing a standard asbestos roof in the state of New South Wales is roughly $5,000 or $60 per square metre. However, this may vary greatly depending on the following factors:

  • Roof Size

Generally speaking, the larger a roof, the costlier it is to replace it and vice versa.

  • Pitch

This is a measure of how steep a roof is. As a general rule, the steeper the roof, the longer it takes to replace it and the more the materials required. This obviously means that steeper roofs cost more to replace than flatter roofs.

  • Type of application

To install roof on the deck in this way. The greater the degree of sophistication of a roof, the costlier it is to remove and replace it and vice versa.

  • Number of layers

Some home owners may prefer several layers of roof for further insulation or to guard against the effects of snow during winter. These extra layers obviously have the impact of inflating the overall cost of roof replacements.

  • The Exact Place of Residence

Different municipalities within the State impose various restrictions (code requirements) on the home owners as regards roofing.

Such requirements not only vary from municipality to municipality. But have the impact of fluctuate the overall costs of the entire roof replacement procedure.

  • Other Structures

Additional structures such as skylights, plumbing pipes, and chimneys may impose extra costs.



To replace the entire process of asbestos roof replacement is very risky and costly. For this reason, you can hire only good reputable company who have the good experience in this field . In New South Wales asbestos removal cvompanies are governed by SafeWork, learn more about asbestos in your home.

The Shalom Center provides ecuational articles for memnbers of the Jewish business community.