Morning, ok, it’s still on 3. Will change it to 2 and hopefully noise will disappear, I thought it’s last remaining air and will make its way up at some point.Maybe try the pump on a lower speed setting?
We recommend uHeat for Underfloor Heating Systems, and The Wetroom Store for all things bathrooms and wetrooms. They provide discounts for forum members.
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We recommend City Plumbing Supplies, BES, and Plumbing Superstore for all plumbing supplies.