Urban outdoor wooden furniture requires specific insecticide treatment protocols to ensure longevity and pest resistance. The standard usage amount for anti-insect treatment agents typically ranges between 0.5-2.0 liters per square meter of wood surface, depending on the product concentration and wood porosity. Most municipal guidelines recommend using pressure-treated wood that has been industrially impregnated with insecticides at rates of 4-8 kg/m³ of wood. For maintenance treatments, ready-to-use solutions containing 0.5-1% active insecticide ingredients are commonly applied using sprayers or brushes. The American Wood Protection Association (AWPA) standards specify that outdoor furniture should meet Use Category 3 (UC3) requirements, requiring retention levels of 0.10-0.21 pcf for common insecticides like copper naphthenate. Always follow manufacturer instructions and local environmental regulations regarding application rates and proper safety equipment during treatment processes. Regular inspections and reapplication every 1-3 years maintain optimal protection against wood-boring insects and decay organisms in urban environments.
What are the usage amount standards for the anti-insect treatment agents of urban outdoor wooden furniture?
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