flop lasts British Standard kite marked ring seal push-fit and solvent world soil systems are compatible with all other UK manufacturers they're simple to install even for a complete novice installation is easy for replacement first remove the existing soil stack and fittings starting at the top of the stack and working your way down at this stage you will have previously installed the internal fittings leading to the new stack on the outside install the new soil stack in the reverse order of the removal of the old stack working from the ground to the top a brand new installation should also be carried out in this way next plan out where all the fittings will go begin by offering up the first fitting in this instance it's often advisable to install an access fitting at the base which is good practice to aid rodding measure and mark the correct length on the pipes cut the pipes to the correct lengths ensure all the cut lengths of pipe are Shalford to roughly a 45 degree angle use a silicone lubricant to make the fitting easier fit the pipe or socket brackets at a maximum of two meters on vertical pipe and a maximum of one meter on horizontal pipe then using 240 millimeter by 5.5 millimeter round head brass or zinc screws attach the first bracket to the pipe next establish the joining point of any horizontal and vertical pipes that may be required then measure and install the connecting branch and pipes securing with flow pasts pipe or socket brackets continue installing the soil stack following the same procedure until you're ready to install the ventilation section the ventilation pipe open to the outside should finish at least 900 millimeters above any opening into the building that's within three meters of the soil stack alternatively fit flow past 6 ternal air admittance valve this will allow you to install an external soil pipe within 3 meters of any opening and it can terminate at a minimum of 200 millimeters from the wet entry point if a waste pipe fits to the soil stack then user range of boss pipes in this instance the strap-on boss is used first cut a 54 millimeter hole into the soil pipe solvent weld around the hole and the flange of the strap-on boss the word top is embossed on the fitting to show the correct way up the strap-on boss has a built in fall of tuner 1/2 degrees if the push fit system is used then simply push fittings together if solvent fittings are used then follow the procedure on the screen measure mark and cut the waste pipe to the required length mark drill and fix supporting clips for the waste pipe is required to complete the installation use a cement mix to make good any holes a range of WC connectors are also available to join your toilet to your soil stack once your installation is complete please dispose of old or unwanted items including pipes and fittings in a responsible manner for more product info visit www.flashmavi.com for