Gill On Tube Cores



This core became popular during the 1920’s and remained so up until the late 1950’s when it started to be replace with the first of the packed construction cores.

These core are also able to be fitted as replacements for Vintage, Veteran and classic radiators using the film core replacement method giving greater efficiency with a large cost saving.

“S1” TYPE PLAIN FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.50 X 2.208 TO 1412.0038
313.50 X 2.208 TO 1412.0054
413.50 X 2.208 TO 1412.0074
513.50 X 2.208 TO 1412.0093
613.50 X 2.208 TO 1412.00111
713.50 X 2.208 TO 1412.00130
813.50 X 2.208 TO 1412.00147

“S2” TYPE PLAIN FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.05 X 2.204 TO 1115.9035
313.05 X 2.204 TO 1115.9044
413.05 X 2.204 TO 1115.9057
513.05 X 2.204 TO 1115.9070
613.05 X 2.204 TO 1115.9083
713.05 X 2.204 TO 1115.9095
813.05 X 2.204 TO 1115.90108

ALSO MULTI LOUVERED AND TINNED FIN AVAILABLE

 

“SD1” DIMPLED FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.00 X 2.508 TO 1415.9032
313.00 X 2.508 TO 1415.9048
513.00 X 2.508 TO 1415.9073

“SD2” DIMPLED FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.50 X 2.204 TO 1115.9035
313.50 X 2.204 TO 1115.9044
413.50 X 2.204 TO 1115.9057
513.50 X 2.204 TO 1115.9070
613.50 X 2.204 TO 1115.9083
713.50 X 2.204 TO 1115.9095
813.50 X 2.204 TO 1115.90108

ALSO MULTI LOUVERED AND TINNED FIN AVAILABLE

 Louvered Fin in line gill on tube construction

“T” TYPE LOUVERED FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.50 X 2.208 TO 1412.0038
313.50 X 2.208 TO 1412.0054
413.50 X 2.208 TO 1412.0074
513.50 X 2.208 TO 1412.0093
613.50 X 2.208 TO 1412.00111

“Z” TYPE LOUVERED FIN STAGGERED GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFin pitch per inchTube pitch mmCore depth mm
213.05 X 2.204 TO 1110.0038
313.05 X 2.204 TO 1110.0057
413.05 X 2.204 TO 1110.0076
513.05 X 2.204 TO 1110.0095
613.05 X 2.204 TO 1110.00114
713.05 X 2.204 TO 1110.00133
813.05 X 2.204 TO 1110.00152

ALSO PLAIN, HEAVY DUTY AND TINNED FIN AVAILABLE

Plain fin in line gill on tube construction

 

“L1” PLAIN FIN IN LINE GILL ON TUBE CONSTRUCTION

Number of rowsTube size MMFin pitch per inchTube pitch mmCore depth mm
213.50 X 2.208 TO 1412.0038
313.50 X 2.208 TO 1412.0054
413.50 X 2.208 TO 1412.0074
513.50 X 2.208 TO 1412.0093
613.50 X 2.208 TO 1412.00111
713.50 X 2.208 TO 1412.00130
813.50 X 2.208 TO 1412.00147

“L2” PLAIN FIN IN LINE GILL ON TUBE CONSTRUCTION

Number of rowsTube size mmFins per inchTube pitch mmCore depth mm
313.50 X 2.204 TO 1113.5057
413.50 X 2.204 TO 1113.5076
513.50 X 2.204 TO 1113.5095
613.50 X 2.204 TO 1113.50114

ALSO HEAVY DUTY AND TINNED FIN AVAILABLE

See Packed Construction and GOT core being manufactured in this video