parts from Home Depot

1 A-710 PB109 Square head plug 1/8" $1.07 ea
2 A-730 PB101 1/4" Female pipe tee $3.69 ea
4 A-729 PB122 Hex nipple 1/4" $1.17 ea
4 A-192 PB225 1/4" x 1/4" ID Hose barb to MIP adapter $1.49 ea
4 A-739 PB116 FIP to MIP street elbow 1/4" $2.39 ea