Installation Step 1

Fix loose end of the tether to inside of the inspection chamber, using hardware provided.

Installation Step 2

The ideal position for the RATFLAP® is in the final inspection chamber on your sewer line, a small amount of twisting motion may be required to seat the RATFLAP® into the pipe, tidy any excess cable in to a coil, deep chambers will require the purchase of our telescopic pole.

Not sure which size you need download the size checker here Dimensions_Guide