Hansgrohe iBox Universal Plus Rough 01850181 Instructions D'installation page 40

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English
Installation – ½"
Requires ½" NPT male nipple recessed ⅜" behind
surface of finished wall.
(1) Wrap the threads on the nipple with Teflon tape.
() Install the mounting piece. Tighten using a ⁷⁄₁₆"
Allen wrench (not included).
(3) Seal the wall around the
mounting piece using waterproof
sealant.
Failure to seal the wall may result
in water damage.
(4) Install the spout.
Tighten the screw using a 3 mm Allen wrench.