Can pool fencing reduce the risk of a child drowning? Barriers like pool fencing reduce the risk of a child drowning by up to 83% (when surrounding a pool on all four sides). By ProMatcher Staff Updated: 08/08/2016 Next Question CDC Next Question Find Local Pros Free Actuaries Cost Estimates Related Questions How Much Does Pool Replastering Cost? How Much Does Pool Resurfacing Cost? How Much Does Pool Heater Installation Cost? How Much Does a Gas Pool Heater Cost? How Long Does a Pool Heat Pump Typically Last?Top answer: Five to ten years