4 inch x 3 inch Strong Back Shielded Reducing Coupling Connects Cast Iron, Copper, PVC, Steel or Lead Pipe Reviews

4.8 Rating 24 Reviews

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“It leaked at first, but I threw another band on it and it was good to go.”

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Posted 5 years ago

“Good product works well as intended.”

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Posted 5 years ago

“I used these for installing a 4" radon fan on my existing radon 3" system. They are sufficiently flexible to make the installation easy. They also do a great job of isolating the fan vibrations from the piping system.”

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Posted 6 years ago

“Fantastic product and the clamps were included, which made it perfect. No chance of buying clamps that were the wrong size.”

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Posted 6 years ago

“These rubber couplings fit perfectly and do an excellent job...”

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Posted 6 years ago

“It would be best if you also carried a longer version of this, but this still got the job done.”

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Posted 6 years ago

“Rubber of good quality with metal strapping.”

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Posted 6 years ago

“These worked exactly the way I needed them to...”

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Posted 7 years ago