Bathroom Faucet Replacement Parts: 3 Best Aerators Compared (2026)

Updated November 2026

Looking for bathroom faucet replacement parts that will fit your sink without a return trip? Most small faucet repairs come down to swapping the aerator, the screen-and-washer insert on the tip of the spout. We compared three aerator options on thread size, flow rate, pack count and how clearly each listing states its fit. Thread size matters most: the common bathroom standard is 15/16-inch male, so check the listing before you order.

Our Top Picks

Product	Best for	Key feature
BOETOADG 4PCS Faucet Aerator	General replacement with spares	Brass housing, two packs
6 Pack Faucet Aerator 2.2 GPM	Water-saving bathroom sinks	2.2 GPM flow rate
JQK Faucet Aerator 10 Pack	Multiple sinks or rentals	Ten aerators included

BOETOADG 4PCS Faucet Aerator, 2 Packs of Aerator Filter Replacement Parts

Best for: General replacement with spares on hand

This set suits homeowners who want a spare aerator ready for the next clog. The listing specifies a 15/16-inch, 24mm external thread and includes gaskets.

Pros

• Brass housing for durability
• Gaskets included in each set

Cons

• Listing mixes kitchen and bathroom use, so confirm your thread size

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6 Pack Faucet Aerator 2.2 GPM Bathroom Sink Aerator

Best for: Water-saving bathroom sinks

This pack targets homes that want lower water use at the bathroom sink. The 2.2 GPM rating is the flow level the manufacturer specifies.

Pros

• Six aerators for several sinks or future repairs
• Brass shell with gasket included

Cons

• Lower flow may feel weaker on some fixtures

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JQK Faucet Aerator 4.75 GPM Insert Aerators 10 Pack

Best for: Bulk replacement across multiple sinks

Owners often report this pack is useful for rental properties or households with several bathroom sinks. The listing states it is designed for bathroom sink faucets only.

Pros

• Ten units cover many repairs
• Specified as bathroom-sink-only parts

Cons

• Higher 4.75 GPM flow rate than the water-saving option

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Buying Guide

Thread size

Measure the male thread on the old aerator or check the faucet’s spec sheet. Most bathroom sinks use a 15/16-inch thread, but some fixtures differ, so confirm before buying.

Flow rate

Flow rate is printed on the aerator body or listed by the maker. A lower GPM rating reduces water use, but may feel weaker at the tap.

Gaskets and housing

Look for a included rubber gasket and a brass or metal housing. A missing gasket is a common cause of leaks at the spout.

Pack count

Single packs suit one fixture. Larger packs make sense if you manage several sinks or want spares on hand.

Good picks for this: BOETOADG 4PCS Faucet Aerator and 6 Pack Faucet Aerator 2.2 GPM

FAQ

How do I know if an aerator fits my bathroom faucet?

Unscrew the old aerator and measure its male thread, usually 15/16 inch for bathroom sinks. Match that size and any stated thread type on the listing.

Can I use a kitchen aerator on a bathroom faucet?

Sometimes, but not always, because kitchen and bathroom faucets can use different thread sizes and flow ratings. Check the thread and GPM specification before swapping.

When should I replace the aerator instead of the whole faucet?

Replace the aerator when flow is weak, spray is uneven or sediment is visible in the screen. If leaks come from the handle or base, the cartridge or valve is more likely the problem.

Conclusion

For general replacement with spares, the BOETOADG set is a practical choice. If lower water use matters most, the 6 Pack Faucet Aerator 2.2 GPM suits bathroom sinks well. For several sinks or rentals, the JQK 10 Pack covers the most repairs at once. For more fixture-specific guidance, see Bathroom Faucet Cartridge Replacement: A Step-by-Step Guide (2026) and Parts of a Bathroom Faucet Diagram: Every Component Explained.

Sources

• EPA WaterSense guidance on low-flow fixtures and how flow rates affect water use (epa.gov)
• NSF standards for drinking water components, including faucet and fixture materials (nsf.org)
• IAPMO plumbing code and fixture standards relevant to bathroom faucet fittings

Related reading

• Price Pfister Bathroom Faucet Replacement Parts Review (2026)
• Pfister Bathroom Faucet Parts: 3 Best Replacements Compared (2026)
• Moen Bathroom Faucet Replacement Parts: Identify, Order and Swap Them (2026)
• Kohler Bathroom Faucet Replacement Parts: 3 Best Cartridges Compared (2026)

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