My pool..
24,000g IG
1 skimmer...40' of 2" PVC to pump
1 maindrain...9' in the deep end of pool....30' of 1.5" PVC to pump
2 jets....1st jet is 20' of 1.5" PVC from pump...2nd jet is 50' of 1.5 PVC from pump
1 yr old Hayward 1.5hp 2 speed Superpump (I use "Low" speed for filtration, "High" speed...