Hydro Systems Coal 6032 & 6632 Bathtub
The Hydro Systems Coal features a modern composite rectangle bath with an end drain. Install as a drop-in or undermount or add a tile flange for a solid surface alcove bath. A favorite for its sleek, minimalist shape, this bath is crafted using a remarkable blend of fine natural minerals & the best in engineered composites. Choose a velvety matte finish or have it polished at no extra charge. Find your STON tub on sale with free shipping at Tubz.com, the bathtub experts!
Soaking or Massage Tub: Air, Heated, Micro Bubble or Whirlpool Tub
Whether you are looking for a bath that provides quiet soaking tranquility, maintains the water temperature, conditions your skin or massages sore muscles - there is a hydrotherapy option for you. Many of their systems can be combined so you can create your ultimate spa experience.
Made in USA Since 1978
Coal 6032 & 6632 Solid Surface Soaking or Massage Tub
Choose Bath Size:
Buy Your Hydro Systems Tub on Sale from Bathtub Experts!
At Tubz.com 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 25+ years of experience. We will help you get exactly what you need and at a great price.
Authorized Hydro Systems Dealer
Hydro Systems Coal 6032
Bathtub Size: 60" x 32" x 21"
Water Capacity: 62 Gallons
Back Slant: 28°
Bathtub Material: STON Solid Surface
Standard Colors: Bone, White & Biscuit
Tub Installation: Drop-in or Undermount
Cable Drain Included (Gold Finish Extra Charge)
10-Year Limited Warranty
Welcome to Tubz.com Virtual Showroom
Give us a call 866-380-0303, or use quote button (email) for sale prices. Free shipping (48 contiguous states | some exclusions apply).
6032 Soaking Bathtub
Tub only (no jets), heated soaker bathtub that maintains water temperature or micro bubble bath.
- Soaking Bath
COA6032STO
MSRP: $3455.00
$2591.00
Tub Only
- Heated Soaking Tub
COA6032STO
+ Hydro Fusion
MSRP: $4495.00
$3371.00
Re-circulating Pump & Heater
Add Ozone | List Price $370.00
- Indulge Micro Bubble
COA6032STO
+ HYD.IND
MSRP: $7135.00
$5351.00
Micro Bubble Therapy
6032 Air & Whirlpool Bathtubs
Water or air jet massage or combination of both.
- Thermal Air
COA6032STA
MSRP: $7390.00
$5543.00
1 H.P. Variable Speed Blower
600 Watt Heater
Smart Purge System
HydrOzone Ozone Purification
Add Hydro Fusion
(List Price $1570.00)
Add Hydro Indulge
(List Price $3680.00)
Add Back Masseuse 3
(List Price $3010.00)
- Whirlpool
COA6032SWP
MSRP: $7095.00
$5321.00
6 adjustable whirlpool jets
Silent air induction
2.25 H.P. Pump
Thermally formed PVC pipe
Color matched trim (std. color)
"Soft Touch" electronic control
Sound Dampening Motor Pad
Integral Tub EZ Level Platform
(std. pump & jet location only)
Custom located jets
HydrOzone Ozone Purification

- Whirlpool & Air
COA6032SCO
MSRP: $9320.00
$6990.00
Hydro Systems Coal 6632
Bathtub Size: 66" x 32" x 23"
Water Capacity: 70 Gallons
Back Slant: 28°
Bathtub Material: STON Solid Surface
Standard Colors: Bone, White & Biscuit
Tub Installation: Drop-in or Undermount
Cable Drain Included (Gold Finish Extra Charge)
10-Year Limited Warranty
Welcome to Tubz.com Virtual Showroom
Give us a call 866-380-0303, or use quote button (email) for sale prices. Free shipping (48 contiguous states | some exclusions apply).
6632 Soaking Bathtub
Tub only (no jets), heated soaker bathtub that maintains water temperature or micro bubble bath.
- Soaking Bath
COA6632STO
MSRP: $3590.00
$2693.00
Tub Only
- Heated Soaking Tub
COA6632STO
+ Hydro Fusion
MSRP: $4630.00
$3473.00
Re-circulating Pump & Heater
Add Ozone | List Price $370.00
- Indulge Micro Bubble
COA6632STO
+ HYD.IND
MSRP: $7270.00
$5453.00
Micro Bubble Therapy
6632 Air & Whirlpool Bathtubs
Water or air jet massage or combination of both.
- Thermal Air
COA6632STA
MSRP: $7535.00
$5651.00
1 H.P. Variable Speed Blower
600 Watt Heater
Smart Purge System
HydrOzone Ozone Purification
Add Hydro Fusion
(List Price $1570.00)
Add Hydro Indulge
(List Price $3680.00)
Add Back Masseuse 3
(List Price $3010.00)
- Whirlpool
COA6632SWP
MSRP: $7240.00
$5430.00
6 adjustable whirlpool jets
Silent air induction
2.25 H.P. Pump
Thermally formed PVC pipe
Color matched trim (std. color)
"Soft Touch" electronic control
Sound Dampening Motor Pad
Integral Tub EZ Level Platform
(std. pump & jet location only)
Custom located jets
HydrOzone Ozone Purification

- Whirlpool & Air
COA6632SCO
MSRP: $9470.00
$7103.00
Bathtub Options
Premium Colors
Matte Finish
Polished Finish
Micro Mount
Linear Drain
Integral Waste & Overflow
Tile Flange (Galvanized Metal)
All STON Options →
STON Solid Surface
The STON collection reinvents the bathing experience with exquisitely hand-crafted bathtubs made from the earth's rich natural elements. Hydro Systems has crafted this luxurious range of seamless ergonomic art with the latest in eco-friendly technology. Minerals and composites are combined to create a hybrid material that is liquefied and then molded into the ultimate natural bathtub. The prolite system Hydro Systems adds is uniquely packed with particles, making it a standout in the marketplace when it comes to efficiency and bonding strength. This hybrid material undergoes the transformation from liquid to solid, resulting in a bathtub that is 100% solid surface all the way through, with zero hollow or unfilled areas.
• HydroLuxe SS™
• Easy Installation: Integral Tub E-Z Level platform with pump installed on any system tub.
• Color or metallic finish cable waste and overflow included on all drop-in STON bathtubs. (Gold Finish Extra Charge)
• Chrome finish half or fully exposed tip toe drains included on all freestanding STON bathtubs.
• 10-Year Limited Warranty
Hydro Systems Links
Hydro Systems Tub (Main Page)
www.hydrosystem.com
Helpful Bathtub Links
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How To Choose A Bathtub - Features to Consider when Purchasing a Bathtub
•
Spa Tubs - Bring the Spa Treatment Home | Which System is Best?
•
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