16 reactions | Ever wondered what's a backflow prevention assembly? You're in luck. As we recognize #NationalBackflowPreventionDay, we're here to explain what our dedicated Metropolitan team and water quality professionals do to keep our water safe and clean every day. We thank them for protecting our community through essential backflow prevention. #NationalWaterQualityMonth #CAWater #WaterProfessionals #backflowprevention | Metropolitan Water District of Southern California | Facebook
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16 reactions | Ever wondered what's a backflow prevention assembly? …
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