Ọdọ mmiri sprinkler na-agbanwe agbanwe nwere ihe dabara adaba : Ọkpụkpụ igwe na-agbanwe agbanwe nke na-akwụsị na isi ihe nfesa n'ime sistemu sprinkler. Isi ahụ bụ igwe anaghị agba nchara, gụnyere igwe anaghị agba nchara (ie bellows) na ihe nrụnye.