• Galvanised Mild Steel • Drill Standard: Table D / E • Imperial Inch (In) / Metric Information
Galvanised Backing Ring Table D/E 3/4” / 25mm DN 20 Outside Diameter 102mm Inside Diameter 34mm PCD 73mm 4 Holes 15mm DIa Galvanised Ring Thickness Normally 7mm Used with PVC U, ABS, ( Polypropylene Socket Fusion ) Pressure Pipe & Fittings All the above are a general guide tolerances may differ slightly
For further information about PVC-U , ABS . Polypropylene pressure pipes & fittings please click on our Tech Talk
