1-Cut hole with holesaw to the size
2-Ensure that the hole is cut clean. Irregular holes could cause poor seating and
3-Insert the uniseal with the wide surface facing out.
4-Make certain the pipe to be inserted is cut clean and square, file or sand the
edges so there are no rough or sharp edges to cut the uniseal surface.
5-Use liquid soap or teflon lube on the pipe to be inserted. Insert the pipe into
the uniseal as far as needed to clear the inside of the seal by about 1". The lubricant
will be squeezed off of the pipe as it passes through the uniseal.