Bullnose Pediatric Oxygen Regulator – Ozone Therapy AS 2473. Accurate flow pediatric bullnose oxygen tank regulator. 0 — 1/32 — 1/16 –1/8 –1/4 — 1/2 — 3/4 — 1 — 1.5 — 2 — 3 — 4 L/MIN (12 levels). This regulator is the standard bullnose type commonly used in the UK.
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