The ornamental design for a faucetinnerhousing, as shown and described.
FIG. 1 is a front perspective view of a faucet inner housing showing our new design.
FIG. 2 is a left side view of the faucet inner housing of FIG. 1.
FIG. 3 is a right side of the faucet inner housing of FIG. 1.
FIG. 4 is a back view of the faucet inner housing of FIG. 1.
FIG. 5 is a front view of the faucet inner housing of FIG. 1.
FIG. 6 is a top view of the faucet inner housing of FIG. 1; and,
FIG. 7 is a bottom view of the faucet inner housing of FIG. 1.
The broken line showings of the faucet inner housing are included for the purpose of illustrating portions of the faucet inner housing and form no part of the claimed design.