Expanding foam around 110mm soil pipe

TryAgain1 · 2026-10-15T23:25:48+0100

Got a toilet which has 110mm soil pipe going outside the exterior wall. The hole on the inner wall is oversized and needs filling. Can I stick expanding foam into this hole? Does expanding foam degrade the soil pipe wall?

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Expanding foam around 110mm soil pipe

TryAgain1

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