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Treated Timber Guide
Timber Care
CCA Treatment
MSDS
H6 APPROVED
MARINE WATERS
CONDITIONS: Subject to prolonged immersion in sea water.
BIOLOGICAL HAZARD: Marine wood borers and decay fungi.
EXAMPLES: Boat hulls, marine piles, jetty cross-bracing, landing steps and similar.
H5 APPROVED
OUTSIDE, IN-GROUND OR IN FRESH WATER
CONDITIONS: Subject to extreme wetting and/or where the critical use requires a higher degree of protection.
BIOLOGICAL HAZARD: Very severe decay fungi, borers and termites.
EXAMPLES: Retaining walls, piling, house stumps, building poles and cooling tower fill.
H4 APPROVED
OUTSIDE, IN-GROUND
CONDITIONS: Subject to sever wetting
BIOLOGICAL HAZARD: Severe decay fungi, borers and termites.
EXAMPLES: Fence posts, garden walls less than 1m high, greenhouses, posts and landscaping timbers.
H4 APPROVED
OUTSIDE, IN-GROUND
CONDITIONS: Subject to sever wetting
BIOLOGICAL HAZARD: Severe decay fungi, borers and termites.
EXAMPLES: Fence posts, garden walls less than 1m high, greenhouses, posts and landscaping timbers.

H3 APPROVED
OUTSIDE ABOVE GROUND
CONDITIONS: Subject to periodic moderate wetting.
BIOLOGICAL HAZARD: Moderate decay fungi, borers and termites.
EXAMPLES: Weatherboard, fascia, pergolas (above ground), window joinery, framing, decking and laminated verandah posts.

H2 APPROVED
INSIDE ABOVE GROUND
CONDITIONS: Protected from wetting
BIOLOGICAL HAZARD: Borers including termites.
EXAMPLES: Framing, flooring and similar, used in dry situations.

H1 APPROVED
INSIDE, ABOVE GROUND
CONDITIONS: Completely protected from the weather and well ventilated.
BIOLOGICAL HAZARD: Lyctid borers.
EXAMPLES: Susceptible framing, flooring, furniture and interior joinery.

cca treatment system | Lifewood® is a registeed trademark of Osmose Inc. or its subsidiaries.

The Lifewood® CCA preservative is a waterborne, Chromated Copper Arsenate preservative system developed to provide long-term protection to wood exposed in exterior applications and is applied to wood by pressure treatment. The CCA preservative is an effective fungicide and termiticide providing protection from a broad spectrum of decay fungi & wood boring insects. CCA is one of the most effective wood preservatives available.

Click here to download CCA brochure in pdf format Click here to download CCA FAQ's in pdf format  
Brochure
FAQ's
hazard class
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