Free Shipping Polished Oval Tank Manhoe Covers SS304 Stainless Steel EPDM Sealing Manway

JOWIN manufactures stainless steel oval manhole covers, mirror polished inside and outside.

• 304 stainless steel material, even the nut.
• EPDM sealing, silicone is available, price is the same.
• 430x330mm equal to 17 inch x 13 inch.
• 430 x 330mm and 450 x 350mm welding neck is 8mm wall thick.
• 530 x 430mm welding neck is 10mm wall thick.
• 630 x 530mm welding neck is 12mm wall thick.