Hand-tighten only; using pliers can damage the finish. Turn on the water to check for leaks. How to install handheld shower head
Remember these key takeaways from our “unofficial manual”:
: Wrap Teflon/plumber's tape clockwise around the shower arm threads. Attach New Head Fixed Head : Screw the new shower head clockwise onto the arm. Hand-tighten only to avoid cracking the nut. peerless a112 18.1 m shower head manual
The flow restrictor is vibrating. Solution: Remove the restrictor, flip it around (reverse orientation), or replace the rubber washer. The manual suggests checking for debris caught in the screen.
Inside the swivel nut of your new Peerless shower head, look for a small black or white washer with a tiny hole (approximately 3/16-inch). This is the flow restrictor that gives the "A112 18.1 M" its water-saving ability. Do not remove this unless you have low water pressure problems (see troubleshooting below). Hand-tighten only; using pliers can damage the finish
A: No. This specific A112 18.1 M is a fixed, wall-mounted rain-style or standard shower head. Peerless makes separate handheld models (look for “H” in the model number).
Gravity draining. This is normal for low-flow heads. Solution: None needed. Allow 10–15 seconds for residual water to drain. Attach New Head Fixed Head : Screw the
For most Peerless shower heads, the installation process is tool-free and takes about five minutes:
Q: What are the different spray settings on the Peerless A112 18.1 M shower head? A: The Peerless A112 18.1 M shower head comes with multiple spray settings, including a massage setting, a normal setting, and a wide fan setting.
Yes. Go to PeerlessFaUCET.com (or Delta Faucet's support site). Search for "Shower head manual" or use their live chat. They are very good at sending a PDF if you tell them it is a "basic Peerless shower head with A112.18.1M marking."

























Hand-tighten only; using pliers can damage the finish. Turn on the water to check for leaks. How to install handheld shower head
Remember these key takeaways from our “unofficial manual”:
: Wrap Teflon/plumber's tape clockwise around the shower arm threads. Attach New Head Fixed Head : Screw the new shower head clockwise onto the arm. Hand-tighten only to avoid cracking the nut.
The flow restrictor is vibrating. Solution: Remove the restrictor, flip it around (reverse orientation), or replace the rubber washer. The manual suggests checking for debris caught in the screen.
Inside the swivel nut of your new Peerless shower head, look for a small black or white washer with a tiny hole (approximately 3/16-inch). This is the flow restrictor that gives the "A112 18.1 M" its water-saving ability. Do not remove this unless you have low water pressure problems (see troubleshooting below).
A: No. This specific A112 18.1 M is a fixed, wall-mounted rain-style or standard shower head. Peerless makes separate handheld models (look for “H” in the model number).
Gravity draining. This is normal for low-flow heads. Solution: None needed. Allow 10–15 seconds for residual water to drain.
For most Peerless shower heads, the installation process is tool-free and takes about five minutes:
Q: What are the different spray settings on the Peerless A112 18.1 M shower head? A: The Peerless A112 18.1 M shower head comes with multiple spray settings, including a massage setting, a normal setting, and a wide fan setting.
Yes. Go to PeerlessFaUCET.com (or Delta Faucet's support site). Search for "Shower head manual" or use their live chat. They are very good at sending a PDF if you tell them it is a "basic Peerless shower head with A112.18.1M marking."





















