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Tropic Seas Spas Plumbing Parts

Shop Tropic Seas Spas Plumbing Parts

Manifolds, fittings, barbs, unions, and plumbing components for Tropic Seas Spas. Unlike control system parts, plumbing components are matched by measurements rather than model year — pipe size, port count and size, and fitting style are what determine the right part.
Tropic Seas Spas are built by Artesian, so most plumbing follows standard spa conventions: 2″ main plumbing on pump lines, smaller manifold ports feeding jet lines, and barb fittings on circulation and ozone lines. Measure your existing part before ordering — a 1.5″ x 4-port manifold and a 1.5″ x 2-port manifold look similar in photos but are not interchangeable.
If you own a Tahiti, Waikiki, Oahu, Maui, Fiji, Kona, Rio, Kawai, Hawaii, Lanai, Makai, Tonga, Hana, or Tropic Pool — you’re in the right place.
Visit the Tropic Seas Resource Center for manuals, part guides, and fitment help.
Shop Tropic Seas Parts:
Circuit Boards | Topside Controls | Heaters | Jet Pumps | Circulation Pumps | Sanitizing Systems
While You’re Here:
Filters | Pillows | Water Care | Misc Parts

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Not 100% sure this is the correct replacement part? Use the fitment verification form below before ordering.

✅ Not Sure It Fits? Verify Before Ordering

Plumbing part compatibility is determined by pipe size, port count, port size, and fitting style — not spa model.

To help us identify the correct replacement, please send clear photos of:

  • The part itself, with any size markings visible
  • The connections on both ends
  • Where it installs in the plumbing run

EZ Hot Tub Parts can help confirm fitment before you order and help reduce costly returns.

How to Identify Your Plumbing Part

Before ordering, check:

  • Pipe size — spa PVC is measured by inner dimension; 2″ pipe measures larger outside
  • Port count and port size on manifolds (e.g., 1.5″ x 4-port vs. 1.5″ x 2-port)
  • Fitting style — glue socket, threaded, barb, or union
  • Size markings molded into the part itself, when legible

Repair Tips Before You Glue

Dry-fit everything before cementing, and replace any suspect glue joints while the plumbing is open — reopening a wall of foam twice is no fun. Use PVC cement rated for flexible spa pipe where flex pipe is involved, and cap unused manifold ports with proper plugs rather than improvised fixes.

Common Plumbing Repairs

  • Cracked manifolds from freeze damage — the most common winter casualty
  • Leaking barb connections on circulation and ozone lines
  • Failed glue joints weeping at fittings
  • Split flex pipe at stress points near pumps

Repair finished? Plumbing work means a drain and refill — stock up on water care before you fill.

Tropic Seas Plumbing Parts Frequently Asked Questions

Spa PVC is measured by inner dimension, so 2″ pipe measures roughly 2.375″ outside. Check for size markings molded into fittings, or measure the pipe’s outer diameter and we can translate.

Match the main pipe size, port count, and port size. A 1.5″ x 4-port manifold only replaces the same configuration — count the ports and measure before ordering.

Rarely. Plumbing parts are matched by measurements rather than model year, so a photo with a tape measure is worth more than a serial number here.

Use the fitment verification form on this page and send photos of the part, its connections, and where it installs. We’ll confirm the correct part before you order.

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