Potterton SUPRIMA 30 TO 100 C4065FH1008 HONEYWELL AIR PRESSURE SWITCH 642236

POTTERTON SUPRIMA 100. POTTERTON SUPRIMA 30. POTTERTON SUPRIMA 40. POTTERTON SUPRIMA 50. POTTERTON SUPRIMA 60. POTTERTON SUPRIMA 70. 1-4 WINGROVE HOUSE. This part fits.

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