Skip to content

Everything you need for your hot tub, pool or spa - built on the success of buildahottub.com

Everything you need for your hot tub, pool or spa - built on the success of buildahottub.com

Menu

What are you looking for today?
×

- No products in the cart.
  
  Return to shop

Cart

No products in the cart.

Return to shop

Hot Tub Parts Shop
Plumbing Parts Shop
Swimming Pool Parts Shop
About / Contact
All Categories

Home / Spa Accessories

Product categories

Recently Viewed Products

Waterway ADAPTER 417-4161 $5.87

Diaphragm, Pentair Jet Pump|J20-16

Diaphragm, Pentair Jet Pump|J20-16

$10.50

1 in stock

Diaphragm, Pentair Jet Pump|J20-16 quantity

SKU: J20-16 Category: Spa Accessories

Additional information

Brand	Pentair
H Part#	_J20-16

Related products

Spa Accessories

10 Button Gecko TSC Series Keypad Overlay 9916-100723

$21.74

Spa Accessories

Sundance Jacuzzi Harness 6600-141

$10.22

Spa Accessories

Waterway O-Ring/Gasket 711-4030

$1.11

Spa Accessories

Sundance Jacuzzi Heater Housing Gasket 6560-046

$42.21

Spa Accessories

Waterway Module 775-0504

$368.46

Out of stock

Spa Accessories

Sundance Jacuzzi Bezel 9224914

$19.60

Out of stock

Spa Accessories

Watkins Jumper Plug 72768

$45.75

Spa Accessories

Waterway O-Ring/Gasket 711-4050

$0.78

Hi, I'm Andi!

Hi, Andi here. I own parts4tubs.com and also write all of the articles and info pages on the site. When you buy parts from my site you are buying from me - not just the internet! Some years back now, I built my own hot tub but struggled to find the information I needed. So, once my tub was complete, I started buildahottub.com to help others in their own pursuit of hot tub and plunge pools DIY building information. As that site grew in popularity, I was receiving more and more requests from hot tub owners like you about parts and assistance for their own plastic shell tubs. I found myself sending people over to other online stores to buy the parts they needed.So, I decided to create parts4tubs.com so that I could help everyone myself and supply the parts you need directly - Hopefully I can help you with the parts you need for your tub. Can't find what you are looking for? Then please get in touch. Cheers, Andi

Just a note here on the shipping times - I am at the mercy of the carriers. These are the standard times I am being quoted but delivery may take longer than this - they are not guaranteed. Thanks!

Hot Tub History

The History of Hot Tubs: From Ancient Rome to Modern Relaxation

Ah, the hot tub. A bubbling sanctuary of warmth, a place to melt away stress and soothe tired muscles. But did you [...]

15
Jul

Hot Tub Myths

Hot Tub Myths Debunked: Separating Fact from Fiction and Soaking in Serenity

Ah, the hot tub. A beacon of relaxation, a haven of hot bubbles, a place to melt away stress after a long [...]

10
Jul

Address - 160 W. Camino Real Unit #715 Boca Raton, FL 33432 | +1 352 405-6545

Visa

PayPal

Stripe

MasterCard

American Express

Apple Pay

Google Pay

Hot Tub Parts Shop
Plumbing Parts Shop
Swimming Pool Parts Shop
About / Contact
All Categories

Copyright 2025 © www.parts4tubs.com a division of Amandi Holdings Limited
| Privacy Policy| Refund & Terms of Service Policy| Shipping, Warranty & Returns| UK Hot Tub Parts

What are you looking for today?
×
Hot Tub Parts Shop
Plumbing Parts Shop
Swimming Pool Parts Shop
About / Contact
All Categories
Newsletter

Login

Username or email address Required

Password Required

Remember me

Lost your password?

Diaphragm, Pentair Jet Pump|J20-16

Diaphragm, Pentair Jet Pump|J20-16

1 in stock

Diaphragm, Pentair Jet Pump|J20-16 quantity