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<http://webisa.webdatacommons.org/7691275>	<http://www.w3.org/ns/prov#value>	"The system should produce no more noise than a normal split system air conditioner, says OES CNG. The system is designed to alert the householder to notify the manufacturer when routine or other maintenance is required." .
<http://webisa.webdatacommons.org/7691275>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gastoday.com.au> .
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