เมื่อตรวจสอบเพิ่มก็พบว่าเป็นท่อจากส้วมเก่าข้างบ้าน He found the PVC pipe size 6 เมื่อตรวจสอบเพิ่มเติมก็พบว่าเป็นท่อ from the old toilet side of the house.
When it is found to increase audit pipes from the old toilet House.He found the PVC pipe size 6When I check, it is found that the pipes, more. from the old toilet side of the house.
The Audit found that the old pipe from the toilet next door He found the PVC pipe size 6 Upon further investigation it was found that a pipe from the old toilet side of the house.
The increase was found a pipe from the old toilet side of the house.He found the PVC pipe size 6.When further investigation found a pipe.From the old toilet side of the house.