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ADDRESS  14, Majung 5-ro, Seo-gu, Incheon, Korea
TEL. +82 32-569-4230   FAX. +82 32-569-4234   E-mail. soosung@duocheck.co.kr
Seo-Incheon IC → Gajeong-dong → Geomdan intersection → Andongpo intersection
Kimpo IC → Pungmu-dong direction → U-turn Seonsu three-way intersection →
Yuhyeon intersection → (left turn Geomdan direction) → Andongpo intersection
Olympic-highway → Mertopolitan Landfill direction → left turn Andongpo intersection
→ go straight

Dual Check Valve

| Dual CHeck Valve(By-Pass Type) | Smolensky Check Valve | Nozzle Check Valve | Tilting Check Valve | Foot Valve | Post Indicator Gate Valve