Wirquin NEO 1¼?. Basin Trap ?. 30722167 | Compact Zero-Leak. Wirquin UNIVERSAL FLUSHPIPE BUNG / PAN WASHER 59180004. Wirquin Magicflex 1½?. Solvent Weld Flexible Elbow ?. Model 79008006. It also allows for direct access to the pipework in the case if any blockages.
eBay