Other Common Nozzle Questions<BR>How much do they cost (2019)? <BR>TTI-11004-VP-CE = $9.86 <BR>XRC-11004-VP = $2.96 <BR> <BR>How long do they last? <BR>How many acres? What was sprayed? What are they made of? (brass, stainless steel, polymer, ceramic) <BR>Replace when flow exceeds 10% of new nozzle<BR>