Pipe plugs are useful tools for sewer maintenance crews. They are designed to accommodate emergency pipe plugging, pipeline construction and pipe rehabilitation, and they are versatile, as even the largest-diameter plugs can be deflated down for insertion and for plugging through a hot tap. Multi-Flex 114 and 115 Series medium-duty plugs from Petersen Products are designed with a compact diameter, allowing them to inflate up to eight times their deflated size for easy insertion. Most sizes afford easy placement by one person while their flexibility allows the plugs to navigate through small hot taps or branch pipe and into a
