IMPORTANT NOTICE: FireCrunch MgO Board FCA is a “Non-Metal Corrosive”, MgO “Sulphate” Board (MgOS4), Australian NATA Labs Certified, Click Here for Non Chloride Non Corrosive Content Certificate.

New K-Wall Groove board Cladding



New K-Wall  Groove board Cladding from FireCrunch $27.70 per m2

K-wall Cladding  12mm 2700×1000 sheets ,ship lap edge

Interior, exterior Groove board timber lining appearance composite sheeting

This remarkable K-wall product using 22nd century technology can be set internally or externally. Known as Groove board or plank board it come is size 2.7m x1.0m  x12mm and can be set horizontal or in vertical look alike timber set configuration  using fast fix ship lap joints K wall is also .

K wall cladding is a thicker, 12mm and stronger than conventional 7.5mm products on the Australian market

K-Wall Pricing

Apart from being a non combustible building board it will hold back FIRE for 90 minutes with just 1 x 10mm K wall fire resistant building board . CFC will explode at 1000 deg c

K Wall is a thicker more secure 12mm, unlike CFC cement sheets Villa board and Blue board or CSR and James hardy Building board and groove board at 7.5mm and is less expensive over all when fire protection building is required with less material

Groove board varies in price from $45.00 to $90.00 per m2 , K Wall is only 27.70 per m2 with a 75 year life


NATA/ CSIRO North Ryde SYD  under ISO 17025 Infrastructure Technologies and Resolute labs QLD


AS/4964 AND AS/717

FRL TO 120 Minutes

Bushfire building products

K wall is a non combustible building board while enabling a timber appearance cladding or timber look weather board  particularly applicable in bush fire and similar BAL bushfire areas like BAL 19 BAL 29 ,BAL 40, and BAL FZ Flame zone building , where no exposed timber facings or timber cladding can be used. FireCrunch K wall is a bush fire proof building board that will survive your home in bush fire well over BAL FZ 1200 deg c

Long life cladding board

Significant additional benefits are a very long life as K wall will not rot like timber, is unaffected by weather when sealed.

Termite Protection

K wall is impervious to termites so protects all expensive timber framing K wall unlike so called water proof plaster board , will not degrade at all in water or flooding  so provides a unique flood proof building board


Green environmental building or planet friendly building products are hard to find

 FireCrunch K Wall environmental cladding is probably the best choice in green option, eco building materials . K Wall uses kiln temperatures of some 650 deg c half that of cement plaster CFC product at 1300 deg c . On an index of 100 K wall FireCrunch is 50% less Co2 however there is more. FireCrunch K Wall is a Magnesia carbonation product which is poured into moulds and during the carbonation period of 14 to 21 days at ambient temperatures draws back 90% of the Co2 produced, so 90% of 50% makes around 5% and an almost carbon neutral Production process.

Refer NEW SCIENTIST magazine USA on magnesia products

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60 60 60 Fire Rated Wall



Quick Reference Topics

  • Fire resistant to extremely high temperatures (1200ºC).
  • Meets BAL FZ and up to FRL 90/90/90.
  • Non-combustible (AS 1530.1) and smoke release AS/3837.
  • Fire Tested (AS 1530.4/2016)
  • 30,60 90 Minute fire resistance
  • Non-asbestos, NATA Australian certification.
  • Resistant to flooding and prolonged water emersion.
  • Resistant to bacteria moisture, humidity, mould and mildew.
  • Completely resistant to termites and insects.
  • Low thermal conductivity ~0.44 (W/mk).
  • Higher R values than plasterboard.
  • Less expensive, eliminates multiple layers of plasterboard for high FRL.


Australian Standards (Certificated in Australia)

See certifications:

1.5 hours 1 x 10mm sheet.

10 times stronger than plasterboard, load bearing 55kN (1.5 hrs) at 1200⁰C (see CSIRO fire test report).

Rw 62 AS/717.1 (see report certification).

Nil content test AS 4964 R and U value (see Tech info charts).

Cuts, saws, drills, routs, with timber tools, power gun screwing, massive time saving on installation

Labour cost benefits
FireCrunch Requires 1 sheet each side for FRL up to FRL 90/90/90 (p/ board needs 3 layers 13mm each side).

10 x Stronger than Plaster Board.

95% less Co2 Emission than Plaster Board

CSIRO Logo FireCrunch has been fire tested by Australia’s
highest testing authority, the CSIRO.

Our technology helps prevents fire damage. Download our brochure containing all our essential services which showcases the quality of FireCrunch.

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