... safe , skid-proof, easily fixed and dismantled, economical ,long life and durable, ventilated and penetration of light, easily to be ... , construction, papermaking, medicine, textile, well cover, suspended ceiling, ventilation and penetration of light, etc High strength: The strength ... untreated: Allowing quicker delivery to customers whom fabricate and galvanize the grating on their own.Galvanized: Hot ...