What is required for Bal 40?
Under BAL 40 requirements, decking must be made of non-combustible material and should not be spaced. Decking supports must either be non-combustible (steel or concrete) or be fully enclosed. Gaps greater than 3mm in decking should be protected by corrosion resistant steel mesh with apertures less than 2mm in size.
What does Bal 40 mean?
Bushfire Attack Level
Bushfire Attack Level (BAL) – 40 (Very High) BAL—40 is primarily concerned with protection of your building from ember attack and burning debris ignited by wind borne embers and exposure to a high level of radiant heat radiant heat up to and including 40 kW/m2.
Can you use timber in bal40?
400mm or more above the ground there are no construction requirements any timber such as Boral structural hardwood or softwood can be used4. NSW building regulations do not recognise deemed-to-satisfy construction solutions within this BAL.
Is ModWood Bal rated?
ModWood Flame Shield boards are designed and manufactured in Australia to meet local conditions. Flame Shield is specially formulated wood compisite decking that has a rating of BAL – 40. Choose and use with confidence, knowing that Flame Shield has been designed for the harsh Australian environment.
How much does a bal certificate cost?
The fee for a BAL certificate is $400.
How long is a bal assessment valid for?
12 months
This report is only valid for a period of 12 months from the date of issue.
How many BAL levels are there?
six levels
Once your home is assessed and given a BAL rating, there are six levels in order from BAL Low to BAL 12.5, BAL 19, BAL 29, BAL 40 and BAL FZ.
What is the best Bal rating?
What is a BAL Rating?
- BAL-12.5 – low risk.
- BAL-19 – moderate risk.
- BAL-29 – high risk.
- BAL-40 – very high risk.
- BAL-FZ – extreme risk (Flame Zone)
What does BAL FZ mean?
Bushfire Attack Level Flame Zone
The new BAL FZ (Bushfire Attack Level Flame Zone) is the most extreme rating that can be applied to building design and construction.
What BAL rating is Merbau?
One of the most durable decking timbers with a Durability Class 2 rating it is highly resistant to decay when exposed to the elements. With its high density it also carries a high fire rating (Can be rated up to BAL 29).
What is Bal fire rating?
The BAL rating is the Australian standard for measuring the risk of a home’s exposure to ember attack, radiant heat and direct flame contact. The BAL rating determines the construction and building requirements necessary to protect homes in bushfire prone areas.
Can you paint over ModWood?
Surface Coatings Most people do not use any coatings on ModWood, however it can be painted or stained at a later date should this be desired. Deck Protect Composite Refresh is a rejuvenating stain and it is available in the ModWood colours. In all circumstances you must follow instructions as stated on the packaging.
What are the options for decking boards rated at BAL-40?
Until now, the options available for decking boards suited to bushfire prone areas rated at BAL-40 have been very limited. However, this has all changed! Flame Shield is specially formulated ModWood with a fire retardant additive included in its manufacturing process.
What is a Bal 40 rating?
Bonnie’s site came back with a BAL 40 rating, which is the second highest of the six bush fire attack levels. The ‘40’ relates to the radiant heat levels from the fire (meaning they won’t exceed 40kW/m2) #youlostmethere #overmyhead. Since Bonnie’s home is on acreage, the BAL rating can change for different building locations across the site.
What is the BAL rating for Flame Shield?
Flame Shield is tested and certified to AS1530.8.1-2007 with a BAL-40 rating. This means Flame Shield can be used in bushfire prone areas that have a bushfire attack level up to and including BAL-40 (AS3959-2009). Flame Shield has the highest BAL rating compared to other timber based decking in the Australian market place.
Are decking boards suitable for bushfire prone areas?
Enjoying the use of a deck is a central part of Australia’s lifestyle. Until now, the options available for decking boards suited to bushfire prone areas rated at BAL-40 have been very limited. However, this has all changed!