How do you pronounce 閂火?

Q: How do you pronounce 閂火? A: saan1 fo2, e.g.

閂火 (saan1 fo2) — meaning, pronunciation, examples

閂火 (saan1 fo2, shuān huǒ) — to turn off the stove; oven; to turn off the lights [written and colloquial]

閂冷氣 (saan1 laang5 hei3) — to turn off the air conditioning
閂埋門 (saan1 maai4 mun4) — to close the door
閂後門 (saan1 hau6 mun4) — to close the back door
閂掣 (saan1 cit3) — to turn off; to switch off
閂死 (saan1 sei2) — shut off; to block off
閂鋪 (saan1 pou3) — to close the shop