Back to product listing Manhole cover 550/30 round frame 550/30 D400 grey cast iron round frame Specifications: Product code: 3366073-N Warranty: 2 Years Product category: District heating, Normal Market: Finland, Latvia, Norway, Sweden Product type: Frame Locking mechanism: ———— EN load class: D400 Weight: 50 kg Width: ———— mm Max height: 170 mm Seating depth: 30 mm Lenght: ———— mm Frame opening: 500 mm Pipe fit outer diameter: ———— mM Fit together: ———— Product set: ———— Material marks: Grey Cast EN-GJL-200 Contact sales