Freestanding whirlpool tubs with built-in heaters combine hydrotherapy jets and temperature control for extended, comfortable soaks. This guide compares five popular freestanding models that pair whirlpool jets, air bubble systems, and inline heaters so you can choose based on capacity, footprint, and installation needs.
| Model | Type | Effective Capacity | Notable Feature |
|---|---|---|---|
| WOODBRIDGE BJ100 (59″) | Freestanding Whirlpool + Air Bubble | 41 Gallons | Inline Heater, LED Controls |
| WOODBRIDGE BJ200 (66-1/2″) | Freestanding Whirlpool + Air Bubble | 59 Gallons | Inline Heater, Larger Interior |
| WOODBRIDGE BJ400+F0041 (72″) | Freestanding Whirlpool + Air Bubble + Pre-installed Filler | 65 Gallons | Pre-installed Tub Filler With Handshower |
| WOODBRIDGE BM400 (72″ Matte Black) | Freestanding Whirlpool + Air Bubble | 65 Gallons | Matte Black Jets, Pop-up Drain |
| Empava 67″ ETL-Certified Whirlpool | Freestanding Whirlpool | 55 Gallons | ETL/UL Certified Motor, 7 Jets |
Content Navigation
- WOODBRIDGE 59″ Whirlpool Heated Soaking Tub (BJ100)
- WOODBRIDGE 66-1/2″ Whirlpool Heated Soaking Tub (BJ200)
- WOODBRIDGE 72″ Whirlpool Heated Soaking Tub With Filler (BJ400+F0041CH)
- WOODBRIDGE 72″ Matte Black Whirlpool Tub (BM400)
- Empava 67″ ETL-Certified Freestanding Whirlpool Tub
- Buying Guide: Choosing A Freestanding Whirlpool Tub With Heater
- 1. Heating System Type And Performance
- 2. Hydrotherapy Features: Whirlpool Vs. Air Bubble
- 3. Tub Capacity, Dimensions, And Bathing Depth
- 4. Electrical And Plumbing Requirements
- 5. Structural Support And Weight When Filled
- 6. Certification, Safety, And Motor Specs
- 7. Installation Features And Accessories
- 8. Maintenance And Cleaning Considerations
- 9. Aesthetic And Finish Options
- 10. Warranty, Support, And Replacement Parts
- Comparison Perspectives To Consider
WOODBRIDGE 59″ Whirlpool Heated Soaking Tub (BJ100)

This WOODBRIDGE BJ100 freestanding tub blends whirlpool and air bubble systems with an inline heater and LED control panel. The exterior dimension is 59″ L x 31-1/2″ W x 22-7/8″ H and the tub holds about 41 gallons effective capacity. Seating dimensions and water depth to overflow are provided to help plan comfort and installation.
- Heating System: Inline heater designed to maintain water temperature for longer soaks.
- Hydro Features: Combined whirlpool and air bubble jets for circulation and gentle massaging sensation.
- Controls: LED control panel for temperature and jet settings.
This model suits bathrooms with moderate floor space where a heated, jetted soak is desired but a very large footprint is not feasible. Check local electrical requirements for the heater and pump installation.
WOODBRIDGE 66-1/2″ Whirlpool Heated Soaking Tub (BJ200)

The BJ200 is a mid-size freestanding option with exterior dimensions 66-1/2″ L x 31-7/8″ W x 22-7/8″ H and an effective capacity of 59 gallons. Like other WOODBRIDGE tubs, it pairs whirlpool jets with air bubble jets and includes an inline heater for sustained warm water.
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- Interior Space: Seating dimension of roughly 41-3/4″ L x 20-1/2″ W for a more spacious recline.
- Heating: Inline heater supports longer soak times without repeated hot water additions.
- Jet System: Combination of water and air jets for targeted hydrotherapy.
Choose this model when you want a larger bathing envelope than compact tubs provide, but still need a bathtub that fits typical freestanding clearances. Verify plumbing and electrical runs before purchase.
WOODBRIDGE 72″ Whirlpool Heated Soaking Tub With Filler (BJ400+F0041CH)

The BJ400+F0041CH is a full-length freestanding tub at 72″ L x 35-3/8″ W x 32-5/8″ H with an effective capacity around 65 gallons. It features a pre-installed tub filler with handshower, a combined whirlpool and air bubble system, and requires dedicated electric capacity for pumps and heater.
- Pre-Installed Filler: Saves installation time; handshower includes a pause control for temporary water hold.
- Power Requirements: Manufacturer lists dedicated 120V 30AMP breakers—confirm with installer.
- Hydro & Heating: Whirlpool and air jets paired with inline heater and LED controls.
This model is aimed at owners who want a larger freestanding spa tub and prefer the convenience of a pre-installed filler setup. Confirm bathroom layout and structural support because of size and water weight when full.
WOODBRIDGE 72″ Matte Black Whirlpool Tub (BM400)

The BM400 shares the 72″ footprint and 65 gallon capacity with other 72″ WOODBRIDGE models but adds matte black finish fittings including jets, nozzles, and drain/overflow. Dimensions are 72″ L x 35-3/8″ W x 29-1/8″ D with a 14-1/2″ water depth to overflow.
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- Finish: Matte black pop-up drain and overflow create a specific aesthetic choice for modern bathrooms.
- Hydro & Heating: Whirlpool and air bubble combination with inline heater and LED temperature control.
- Capacity & Comfort: Seating and depth numbers support full-body immersion for taller users.
Select the BM400 when you want the larger freestanding soak experience with upgraded aesthetic hardware. Confirm color matching with other fixtures and allow for the tub’s footprint during planning.
Empava 67″ ETL-Certified Freestanding Whirlpool Tub

Empava’s 67″ freestanding tub emphasizes safety certifications (ETL listed and UL certified motor) and a boat-shaped design. Dimensions are approximately 66.93″ L x 31.1″ W x 28.74″ H with a 55-gallon capacity and a 560W motor powering seven hydromassage jets.
- Certifications: ETL listing and UL motor certification indicate compliance with North American safety standards.
- Jet Count & Power: Seven hydromassage jets driven by a UL-certified motor at 560W provide targeted whirlpool action.
- Design: Boat-shaped acrylic shell for a modern profile and comfortable interior contour.
This Empava model is suitable if third-party electrical safety listings are a priority and you prefer a jetted tub with a dedicated motor spec. As with other models, plan for appropriate electrical supply and floor support for the full water weight.
Buying Guide: Choosing A Freestanding Whirlpool Tub With Heater
This buying guide covers the key considerations when selecting a freestanding whirlpool tub with an inline or integrated heater. Use these points to compare models across performance, installation, and user needs.
1. Heating System Type And Performance
Inline heaters maintain water temperature during a soak. Confirm whether the heater is integrated with the pump or separate. Check the manufacturer’s guidance on heater wattage, recommended breaker size, and continuous runtime limits.
2. Hydrotherapy Features: Whirlpool Vs. Air Bubble
Whirlpool jets deliver pressurized water streams for deeper massage; air bubble systems provide gentler, effervescent pressure. Combo systems offer both sensations. Consider what balance of intensity you prefer for muscle relief or relaxation.
3. Tub Capacity, Dimensions, And Bathing Depth
Effective capacity (gallons) and water depth to overflow determine immersion level. Compare exterior footprint with seating dimensions to ensure the tub fits your bathroom while providing desired space for reclining or dual bathing.
4. Electrical And Plumbing Requirements
Many heated jetted tubs require dedicated circuits (120V/30A or as specified). Confirm local electrical code, available panel capacity, and whether a licensed electrician is needed. Plumbing lines should be planned for pre-installed fillers or separate spout installations.
5. Structural Support And Weight When Filled
An average filled freestanding tub with water can weigh hundreds of pounds. Confirm floor joist load capacity and consult a structural engineer if needed, particularly for second-floor installations.
6. Certification, Safety, And Motor Specs
Look for ETL/UL certifications for motors and electrical components. Certified components indicate adherence to North American safety standards and can simplify permitting or insurance considerations.
7. Installation Features And Accessories
Pre-installed fillers, handshowers with pause buttons, pop-up drains, and matte-finish hardware reduce installation complexity and can affect overall cost and timeline. Determine which accessories come standard and which are optional.
8. Maintenance And Cleaning Considerations
Whirlpool systems can trap residual water; models with accessible pumps, clean-out options, or self-draining features are easier to maintain. Ask about recommended cleaning schedules for jets and the heater’s descaling procedures in hard-water areas.
9. Aesthetic And Finish Options
Matte black nozzles or chrome pop-up drains change the visual impact. Coordinate tub hardware finish with faucets and bathroom fixtures to maintain a cohesive design.
10. Warranty, Support, And Replacement Parts
Review the manufacturer warranty for pumps, heaters, and shell defects. Availability of replacement nozzles, drains, and control panels is important for long-term upkeep.
Comparison Perspectives To Consider
- Performance Focus: Look for higher-capacity pumps and more jets if deep hydrotherapy is the priority.
- Safety & Code Compliance: Prioritize ETL/UL-certified motors for peace of mind and code acceptance.
- Space & Fit: Choose a model based on the tub’s exterior dimensions and seating interior dimensions to match body size and bathroom layout.
- Installation Convenience: Pre-installed fillers and handshowers reduce plumbing work; confirm whether additional finishing hardware is required.
- Aesthetic Match: Consider matte hardware or color options if design cohesion with vanity and fixtures matters.
Use these product details and the buying guide to evaluate which freestanding whirlpool tub with a heater best fits your bathroom layout, electrical capacity, and hydrotherapy preferences.
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