Water Proof Safety Manhole Cover

Water Proof Safety Manhole Cover: * Product description Noise-Free Water Proof Safety Manhole (Made in Korea) 1. Product description - During a localized torrential downpour in the center of a city, it will protect the inner facilities with preventing the rain water flows into the manhole. And it will reduce filing of civil complaints because the manhole cover will block noise when the vehicle is passing above it. Moreover, this is the product that can help to decrease the budget of government and municipality by reducing the related maintenance costs. 2. Product Features - Noise-free Rubber packs are added between manhole frame and manhole cover , so there is no noise in busy road with many vehicles. - Water proof Rubber packs are inserted between manhole frame and manhole cover, so it protects the facilities inside the manhole during a localized torrential downpour with water proofing. - Accident prevention with Safety ring Installation of Safety ring on manhole frame. Even if the manhole cover is opened, the safety ring prevents the related accidents such as falling into a manhole accident or vehicle rollover accident. - Riser ring (height-adjustable) The raising manhole process will be finished after putting the riser ring on manhole frame without excavation around the manhole. So, you can reduce the related costs dramatically. - Eco- friendly GSBC, 1298178579, Hanyang Engineering, Manhole cover, Manhole, Water proof, Water tight