IT FITS FOR 

COMBI HE 105
COMBI e 105
COMBI ECO 80
COMBI MAXFLUE 80
COMBI e 80
COMBI INSTANT HE 105
COMBI INSTANT 105
COMBI INSTANT HE 80
COMBI INSTANT e 80
COMBI MAXFLOW FS
COMBI MAXFLOW WM
PLATINUM COMBI HE 24
PLATINUM COMBI HE 28
PLATINUM COMBI HE 30
SYSTEM 35/60
SYSTEM 60/100
MEGAFLO HE A SYSTEM 15
MEGAFLO HE A SYSTEM 18
MEGAFLO HE A SYSTEM LPG 18
MEGAFLO HE A SYSTEM 24
MEGAFLO HE A SYSTEM 28
MEGAFLO HE A SYSTEM LPG 28
MEGAFLO HE A SYSTEM 32
MEGAFLO HE A SYSTEM LPG 32
DUOTEC HE 24
DUOTEC HE A 24
DUOTEC HE LPG 24
DUOTEC HE 28
DUOTEC HE A 28
DUOTEC HE LPG 28
DUOTEC HE 33
DUOTEC HE A 33
DUOTEC HE LPG 33
DUOTEC HE 40
DUOTEC HE A 40
Main COMBI 24
Main COMBI 24 HE
Main COMBI 30 HE
Main ECO COMBI 25
Main ECO COMBI 30
Main ECO SYSTEM 24
Main ECO SYSTEM 28
Main HE SYSTEM 18
Main HE SYSTEM 24
Main HE SYSTEM 28
Potterton GOLD COMBI 24HE
Potterton GOLD COMBI 28HE
Potterton GOLD COMBI 30HE
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
Potterton HEATMAX COMBI 24HE
Potterton HEATMAX COMBI 28HE
Potterton HEATMAX COMBI 33HE
Potterton PROMAX COMBI HE PLUS
Potterton PROMAX COMBI HE PLUS A
Potterton PROMAX COMBI HE PLUS LPG
Potterton PROMAX COMBI HE PLUS
Potterton PROMAX COMBI HE PLUS A
Potterton PROMAX COMBI HE PLUS
Potterton PROMAX COMBI HE PLUS A
Potterton PROMAX HE PLUS A SYSTEM
Potterton PROMAX HE PLUS A SYSTEM
Potterton PROMAX HE PLUS A SYSTEM
Potterton PROMAX HE PLUS A SYSTEM
Potterton PROMAX HE PLUS A SYSTEM
Potterton PROMAX HE PLUS SYSTEM
Potterton PROMAX HE PLUS A SYSTEM