Foam pipe lagging is good over joints to stop wear.
This stuff https://www.screwfix.com/c/heating-plumb.../cat831554
This stuff https://www.screwfix.com/c/heating-plumb.../cat831554
The Moneyless Chicken says:-
Use it up, wear it out, make it do or do without.
Use it up, wear it out, make it do or do without.