Neptune Zen 3672R Tub

A 72" x 36" end drain tub, the Neptune Zen 3672R offers a rectangular bathtub with pure lines, straight angles and a modern style. End drain design provides long legroom. Drop-in or undermount bath or, add optional tile flange and apron (front skirt) for alcove applications. Choose a soaking, air, whirlpool or combination massage system. Find your Neptune Zen 3672R bath on sale with free shipping at, the bathtub experts!
Modern Rectangle Tub with Rounded Interior Corners, End Drain
Modern Rectangle Tub with Rounded Interior Corners, End Drain Zen Shown with the Taller Rim

Zen 3672 Whirlpool, Air Tub or Soaking Bathtub

Tub Size: 71 3/4" x 36" x 22"
Water Capacity: 113 Gallons
Bathtub Weight: 77#
Water Depth: 16"

Bathtub Material: Acrylic
Standard Neptune Color: White
Installation: Drop-in or Undermount
Smooth Tub Floor
Tub fitted with back jets may cause the pump to protrude by approximately 3" from overall dimension
Specify 1", 2", 3" or 4" Lip Height
Faucets not included with tub - no holes will be drilled by Neptune. Your installer can place faucets.

Buy Your Neptune Bath on Sale from Bathtub Experts!

At we are not just order takers in a call center. We are a small team that takes pride in our personal customer service and the expert knowledge we have accumulated in our 20+ years of experience. Give us a call, we are here to help & offer great sale prices with free shipping!
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Give us a call 866-380-0303, or use quote button (email) for sale prices. Free shipping (48 contiguous states | some exclusions apply).

Zen 3672 Soaking Bathtub

Zen 3672 Air & Whirlpool Bathtubs

Zen 3672 Combination Tub

Zen 3672 Options
Model Specific Options
• You must specify 1, 2, 3 or 4" Lip Height
Optional Rim Heigth

• Armrests ($200.00 List Price)
Zen Armrest Option
• Handle ($110.00 Each List Price)
- White, Bone, Biscuit or Chrome (Max.2)
• Tiling Flange ($90.00 List Price)
• Zen 72 Removable Skirt ($880.00 List Price)
- Not Factory Installed
Front Skirt with Screw Caps and Kick Base
• Rayola ($799.00 Per Backrest List Price)
- Shell Backrest Heating System
- Control Colors: Chrome, White, Biscuit or Bone
All Neptune Options and Features →
Neptune Zen Offered in More Sizes:
Neptune Links

Neptune Tubs (Main Page)

Helpful Bathtub Links
How To Choose A Bathtub - Features to Consider when Purchasing a Bathtub

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