Bypass O-ring fits:
Baxi COMBI HE 105
Baxi COMBI e 105
Baxi COMBI ECO 80
Baxi COMBI MAXFLUE 80
Baxi COMBI e 80
Baxi COMBI INSTANT HE 105
Baxi COMBI INSTANT 105
Baxi COMBI INSTANT HE 80
Baxi COMBI INSTANT e 80
Baxi SYSTEM 35/60
Baxi SYSTEM 60/100
Main COMBI 24
Main COMBI 24 HE
Main COMBI 30 HE
Main HE SYSTEM 18
Main HE SYSTEM 24
Main HE SYSTEM 28
Potterton PERFORMA 24
Potterton PERFORMA 24 Eco HE
Potterton PERFORMA 24 I HE
Potterton PERFORMA 28
Potterton PERFORMA 28I
Potterton PERFORMA 30HE
Potterton PERFORMA SYSTEM 12
Potterton PERFORMA SYSTEM 12
Potterton PERFORMA SYSTEM 18
Potterton PERFORMA SYSTEM 18
Potterton PERFORMA SYSTEM 24
Potterton PERFORMA SYSTEM 24
Potterton PERFORMA SYSTEM 28
Potterton PERFORMA SYSTEM 28
We are unable to accept returns of opened packs of seals because they would not be resellable as we could no longer verify the authenticity of the seals.