Reddit reviews Flexon Toilet Flange for 4" PVC, ABS, Cast Iron or Lead Pipes-Includes Spacer System to Correct Flange Elevation from 3/8"-1 1/8"
We found 1 Reddit comments about Flexon Toilet Flange for 4" PVC, ABS, Cast Iron or Lead Pipes-Includes Spacer System to Correct Flange Elevation from 3/8"-1 1/8". Here are the top ones, ranked by their Reddit score.
New Waxless Toilet Flange and Spacer System for any NEW installation or REPAIR on 4" ID pipes.( Pipe must have a clear 4" ID")Optional use of Spacers- adjust the height of the flange if needed- from min.3/8" to max. 1 1/8" height difference.Inward lip forms a seal directly to the toilet horn, NO WAX NEEDED. Flexible Sleeve seals to the inside of the pipe. See Diagram A.For flange repairs-see Diagram B for installing over an existing flange. 4" of clear ID in pipe needed. ( Also see video at bottom of detail page)Certified in the United States with NSF. Kit Includes: (1) Flexible Flange (8) Spacers (2) Brass Bolts (4) 304 SS Screws, washers and nuts, and a TOILET SEAL GAUGE to verify a seal is made before setting the toilet.
Lowes carries a flange with a rubber donut that slides into the cast iron pipe and expands similar to this. https://www.amazon.com/dp/B07H8M9ZBP/ref=sspa_dk_detail_0?psc=1&pd_rd_i=B07H8M9ZBP&pd_rd_w=2YpIE&pf_rd_p=80559f3c-f83b-49c1-8a72-40f936e9df7a&pd_rd_wg=lNJnH&pf_rd_r=KJWAYVFCZH9T3RBN9XV5&pd_rd_r=ac305afa-5f85-11e9-a6d1-89beb44619b8 I used one several years ago. Works well.