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A&M IndustriesPool and spa plugs
Pool and spa plumbing plugs

Replacement pool and spa plugs for open or missing ports

Nylon and polypropylene male pipe thread plugs in 1/8 and 1/4 inch. Close an open port on your pool or spa plumbing and stop the drip before it starts.

1/8 Inch Nylon Plug Pipe plug
1/8 Inch Nylon Plug
Closes an open 1/8 inch port
1/8 inThread
NylonMaterial
$4.85
Learn more
Fit helpCall 631-678-6506
1/8 and 1/4 inchMale pipe thread
NylonAnd polypropylene
Free ground shippingOn orders $99 and up
Blue and white pool pipe1/8 inch nylon
1/8 inch nylon

1/8 inch nylon plug for open pool and spa ports

An open or cracked port can drip, weep or lose pressure. This 1/8 inch male pipe thread nylon plug closes it. Not sure of your port size? Call us.

  • 1/8 inch male pipe thread
  • Nylon
  • Fit help by phone
Underwater view of a blue tiled pool with return fittings1/8 inch polypropylene
1/8 inch polypropylene

1/8 inch polypropylene plug for pool and spa plumbing

Same 1/8 inch port size, in polypropylene. Seat it in an unused port and your plumbing is closed up again.

  • 1/8 inch male pipe thread
  • Polypropylene
  • Fit help by phone
Pool steps and stone deck beside blue water1/4 inch nylon
1/4 inch nylon

1/4 inch hex head nylon plug for larger ports

For larger 1/4 inch ports. The hex head takes a wrench, so it seats snug and stays put.

  • 1/4 inch male pipe thread
  • Nylon, hex head
  • Fit help by phone

Close an open port in three quick steps

Match the thread, seat the plug and check for drips.

1

Check your port size

Match the thread size of the port: 1/8 inch or 1/4 inch male pipe thread.

2

Thread it in

Thread the plug into the port until it seats.

3

Check for leaks

Run the system and look at the plug.

A&M IndustriesPool and spa plugs

Why order pool and spa plugs from Aqua Terra Backyard

Thread size, material and part number on every listing, so you order the right plug the first time. Not sure what you have? Call us.

Size on every listingThread size, material and part number are shown.
Two sizes, two materials1/8 inch and 1/4 inch, nylon and polypropylene.
Free ground shipping $99+Add plugs to a bigger order and shipping is free.
Help matching a sizeTell us what you have and we will help you match it.

Not sure which plug fits your port?

Tell us the port size and where it sits on your pool or spa equipment. We will help you match the plug.

Pool and spa plug questions, answered

What is a male pipe thread plug used for?

It closes off a threaded port you are not using, or replaces a plug that is cracked, stripped, damaged or missing.

How do I know which size I need?

Match the thread size of your port. These plugs are 1/8 inch and 1/4 inch male pipe thread. If you are not sure, call us.

What is the difference between nylon and polypropylene?

They are two plastic materials. Pick the one listed for your size and part number.

Does the 1/4 inch plug have a hex head?

Yes. The 1/4 inch nylon plug has a hex head you can turn with a wrench.

Is this one plug per order?

Each listing is one plug per unit. Choose the quantity you need at checkout.

Does shipping cost extra?

Ground shipping is free on orders of $99 and up.

About pool and spa pipe plugs

A&M pipe plugs are male pipe thread plugs in 1/8 inch and 1/4 inch sizes, in nylon and polypropylene. They close an unused threaded port or replace a plug that is cracked, stripped or missing on pool and spa plumbing. Match the thread size of your port, or call us to confirm.

Pool scene photography from Unsplash contributors.

Fit help by phoneCall 631-678-6506 and we will help you match the size.
Free ground shipping $99+Ships by ground carrier on business days.
Pipe plugs1/8 inch and 1/4 inch male pipe thread.