Table D Backing Flange Stainless: 180mmBFS316D180
PN21 Backing Flange Galvanised: 280mmBFG21280
Table D Backing Flange Stainless: 900mmBFS316D900
PN21 Backing Flange Galvanised: 355mmBFG21355
Table D Backing Flange Stainless: 800mmBFS316D800
PN21 Backing Flange Galvanised: 75mmBFG21075