double sealed drain cover

GGG 50 Square Manhole Covers Ductile Cast Iron Anti Skidding With Hinge Square Manhole Cover size:According to the customers' need 1) product overview 1. Material a) Ductile Iron GGG500-7 / 400-12 b) Grey Iron ... Read More Get Best Price

OEM Airtight Cast Iron Sewer Cover Ductile Cast Iron Material 600x600 MM Square Manhole Cover size: 600X600MM Product information: Manhole covers are manufactured for road construction, natural gas, water ... Read More Get Best Price

OEM Cast Iron Square Manhole Cover Customized Size EN124 B125 600x600mm Product details Item: Manhole cover Material: Ductile iron or grey iron Stardand: D400,C250,B125,A15 Size: 200mm-1200mm or as your request ... Read More Get Best Price

B125 C250 D400 Sewer Manhole Cover Heavy Duty Square Shape Anti Slip Surface Application 1. Electric power pipeline well; Post, telecommunication, communication pipeline well; 2. Street lamp well, fire control ... Read More Get Best Price

Round Ductile Cast Heavy Duty Manhole Covers Epoxy Coating Anti Corrosion Specification A15, B125, C250, D400, E600, F900 Shape Double triangle, round, square, rectangular, octagonal types & etc. Surface ... Read More Get Best Price

Electrical Cast Iron Manhole Cover Burgla Rproof For Sidewalk / Highway Sewer Manhole Cover size: Customized 1) Product information: Manhole covers are manufactured for road construction, natural gas, water ... Read More Get Best Price

Custom Rain Water Cast Iron Drain Grates , Ductile Iron Manhole Cover Product overview 1. Product information Manhole Covers are manufactured for construction and public use. Manhole Covers shall be smooth and ... Read More Get Best Price

Ductile Iron Round Inspection Cover Corrosion Resistance En124 Standard Product Name ductile iron manhole cover Material Composition Iron,Ductile iron sealed single or double lock available Shape&Size round... Read More Get Best Price

OEM Ductile Iron Rain Water Drain Grates B125 En124 For Municipal Construction Product Name drain grate Material Composition Iron,Ductile iron sealed single or double lock available Shape&Size round,square or ... Read More Get Best Price

Anti Frozen Square Manhole Cover Black Surface Finished For Drainage Channel Product information: 1) Sizes: OEM 2) Patterns: OEM 3) Description: made by ductile iron QT500, high strength grade with good ... Read More Get Best Price