Hazard Class
Description Waterborne Preservative Solventborne Preservative
H1 Inside, above ground
Complrtely protected from the weather and ventilated and protected from termites
TimTech Permashield (Permethrin) TimTech P LOSP (Permethrin)
H2 Inside, above ground, dry
Insect borer and termite hazard, framing, flooring,trusses
TimTech C Oxide (CCA)
TimTech Q (Copper-Quat)
TimTech Permashield (Permethrin)
TimTech P LOSP (Permethrin)
H3 Outside, above ground
Moderate fungal decay and termite hazard, decking, fencing, cladding, fascia, window joinery, exterior structural timber
TimTech C Oxide (CCA). Note 1
TimTech Q (Copper Quat)
TimTech AzGuard (Azole LOSP)
TimTech CuGuard (Copper Naphthenate LOSP)
H4 Outside, in ground
High fungal decay and termite hazard, fence posts, green houses, pergolas,non-critical structural and landscaping timbers
TimTech C Oxide (CCA)
TimTech Q (Copper Quat)
H5 Outside, in ground or fresh water
High fungal decay and termite hazard, engineered retaining walls, building poles, pilings and cooling tower fill
TimTech CX - CCA Oxide
TimTech Q - Cu Quat. preservative
H6 Marine water exposure
Marine borers hazard, marine piles, jetty cross bracing, landing steps, sea walls
TimTech C Oxide (CCA). Note 2


Product Features and Benefits Hazard Class
Guardian Timber
TIMBER MODIFYING AGENT it is not a timber preservative based on heavy metal insecticides or other toxic poison. It also has a beneficial effect on the over all protection and appearance of your timber by reducing or eliminating the  weathering effects such a warping, grain raising, cracking, splitting, surface checking, swelling and cupping and fungal decay and timber pests

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