It will be necessary to insert a flat upvc panel into the polycarbonate or glazed roof then cut a hole in it to place the soil pipe through.
Soil pipe through conservatory roof.
Roof pipe flashing is designed to create a watertight and weatherproof seal around the pipe ensuring there are no potential gaps for water ingress which can lead to roof damage.
Cut two squares of lead flashing about 12 square but to suit your dimensions.
Most building codes require a minimum clearance.
Soil piping pipe supported on firm bed for entire length cpc 313 5 clean earth or granular fill for the first 12 of backfill above pipe in 6 layers cpc 314 4 four inches granular fill bed minimum for abs drain pipe per cpc 314 4 1.
Oatey 1 1 2 in to 3 in x 15 in plastic vent and pipe flashing.
Cut a circular hole in each about an inch less than the diameter of the soil pipe.
From seldek s excellent pipe flashing to flatseal s superb black epdm flashing you ll find it all below.
This video illustrates a simple fix to extending the soil pipe on a roof.
Alternatively it is possible to move the soil pipe but this requires specialist knowledge and building regs approval for underground drainage works.
Use a pair of pliers to make a 1 2 upstand all round each hole so that the hole is now the same diameter of the soil pipe.
Oatey retro master roof flashing 1 4 in to 4 in x 8 in epdm rubber vent and pipe flashing.
This video shows a quick and simpl.
For pricing and availability.
Protect piping from freezing breaking and corrosion and fill voids around pipe per cpc 312.