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Support Center / Walk-In Tub Models / Where Everything Is on a Two-Seat Tub: The Brochure Callout Diagram Explained (Big4Two Shown With Air + Hydro)

Where Everything Is on a Two-Seat Tub: The Brochure Callout Diagram Explained (Big4Two Shown With Air + Hydro)

This page explains the labeled component diagram printed in the Ella's Bubbles Two Seats Acrylic Walk-In Tubs brochure. The diagram shows a Big4Two 36 with the Air plus Hydro therapy option, and every callout on it is covered here. We also compare the brochure's sizes with the jet counts on the Big4Two and Escape spec sheets.

What the Brochure Diagram Shows

The brochure covers four models: Big4Two, Escape, Tub4Two and Companion. It uses one illustration of the Big4Two 36 with the Air plus Hydro option and labels each visible part. Most of what is on the diagram also appears on the other two-seat tubs, though jet counts and door swing vary by model and therapy option. The two-seat comparison guide lays the four side by side, and the Big4Two profile looks at the pictured model in depth.

Here is the full callout list as printed on the diagram:

Callout on the diagramWhat it is
Back hydro massage jetsWater jets in the backrest of each seat
Upper air massage jetsAir jets in the upper seat and back area
Hip & thigh hydro massage jetsWater jets aimed at the hips and thighs
4 foot hydro jets (each seat)Water jets at the footwell, four for each seat
Lower air massage jetsAir jets low in the seat area
2" dual drain plugsThe two 2" floor drains
Hydro inletThe intake that feeds water to the hydro pump
Door handleThe handle on the door
Bidet air massage jetsAir jets positioned in the seat
Pull-out adjustable hand mixerThe pull-out hand shower with adjustable spray
2 drain openersThe two cable-operated drain controls on the deck
Dual spoutThe fill spout of the fast-fill faucet
LED chromatherapy lightThe multicolor LED light
Digital Push ControlThe pad that runs hydro, 3-speed air, the LED light and the foot jets
Hydro intensity dial controlThe dial that adjusts hydro jet strength

Two Seats, Two Sets of Foot Jets, One Dual Spout

Two molded seats face each other, and the callout "4 foot hydro jets (each seat)" makes the point that every bather gets their own footwell massage. Likewise there are two drain plugs and two drain openers, one for each drain. Ella calls this Dual Drain Technology: gravity-driven, oversized 2" drains with independent stainless steel cable controls.

The dual spout is the fill spout of the fast-fill faucet, and it is paired with the pull-out adjustable hand mixer. The brochure lists the faucet as the Ella 5-piece or 2-piece fast-fill faucet in chrome, with two 5' supply lines included and a hand shower with 5 water pressure modes.

The Digital Push Control

Where most of Ella's single-seat tubs use separate push buttons for each therapy, the two-seat family uses a single Digital Push Control pad. The callout spells out what it runs: hydro massage, 3 air speed massage, LED light control, and hydro foot jets on and off. The hydro intensity dial control sits alongside it and adjusts how hard the water jets push. For how the pad differs from button controls, see push button controls versus the digital touchpad.

Jets by Location

The diagram divides the jets by where they touch your body. Water jets (hydro) cover the back, the hips and thighs, and the feet. Air jets cover the upper seat area, the lower seat area, and the bidet position in the seat.

The diagram labels jet positions but does not print totals; the spec sheets do (see the last section). The brochure lists the family's jetting options as Soaking, Air, Hydro, Air plus Hydro, Microbubble combinations, and independent foot and calf massage. Infusion Microbubble Therapy is an available upgrade, as is a Heated Seat and Back with radiant surface heaters.

Included Features and the Dual Drain

Beyond the callouts, the brochure lists what comes with every two-seat tub: 2 molded seats, inward or outward swing doors depending on the model, a pull-out hand shower with 5 water pressure modes, the Ella fast-fill faucet with two 5' supply lines, an LED chromatherapy light, deck and wall grab bars, a textured floor, and a reversible end panel. Dual Drain Technology is described as dual 4-port or 2-port 2" oversized drains with independent stainless steel cable controls.

The Big4Two and Escape spec sheets are more precise: two 2" 4-port PVC drains with 2 end caps included, 2 overflows, and 2 stainless steel operated openers with extended handles in chrome finish. The house drain can connect to either or both ports, and the included caps close the unused ports.

Optional accessories in the brochure: Heated Seat and Back, Ella 4-Fold Shower Screen, 10" Rain Shower Column Kit, and Headrest Neck Support.

Sizes on the Brochure Versus the Spec Sheet

Sizes as printed in the brochure:

ModelSize as printed in the brochure
Big4Two36"W x 80"L
Escape36"W x 72"L
Tub4Two32"W x 60"L
Companion32"W x 60"L

One thing to watch: the cover panel lists "ELLA BIG4TWO" twice, at 36x80 and at 32x60. The second entry is a labeling slip; the Models and Sizes list inside clarifies that the 32x60 two-seaters are the Tub4Two and the Companion. Other known brochure misprints are collected in brochures and catalogs by tub family.

The spec sheets add the jet counts the diagram leaves out, and the two largest models differ a little:

Spec sheet valueBig4Two (36x80)Escape (36x72)
Hydro upper seat jets16 (8 on each seat)18 (9 on each seat)
Hydro foot and calf jets4 foot and 4 calf4 foot and 4 calf
Air seat jets18 (9 on each seat)16 (8 on each seat)
Air foot jets43
Air pump3 speed, auto-purge3 speed, auto-purge
DoorOutward swingInward swing

The Digital Controller named on the spec sheets corresponds to the Digital Push Control labeled on the diagram. When a jet count does not match the diagram, confirm which model and therapy option was ordered, then check that model's spec sheet.

To see these parts in motion, the two-seat video tour walks the family.

Download the official document: Ella Two Seats Acrylic Walk-In Tubs Brochure

Common Questions

Which tub is actually pictured in the two-seat brochure diagram?
The diagram shows the Big4Two 36, the 36"W x 80"L model, with the Air plus Hydro option. The other three two-seat tubs share most of the same parts, but jet counts and door swing differ by model.
Does each seat in a two-seat tub get its own foot jets?
Yes. The diagram callout reads "4 foot hydro jets (each seat)," and the Big4Two and Escape spec sheets both list 4 foot and 4 calf hydro jets.
What does the Digital Push Control on the diagram operate?
The brochure lists four functions: hydro massage, 3 air speed massage, LED light control, and hydro foot jets on and off. The separate hydro intensity dial control adjusts how strong the water jets feel. This is different from the individual push buttons used on most of Ella's single-seat tubs.
Why does the brochure cover list the Big4Two twice?
The cover panel prints "ELLA BIG4TWO" at both 36x80 and 32x60, which is a labeling slip. Inside the brochure, the Models and Sizes list clarifies that the 32x60 two-seaters are the Tub4Two and the Companion, and the Big4Two is the 36"W x 80"L tub only.
How many jets does the Big4Two have compared with the Escape?
According to the spec sheets, the Big4Two has 16 upper seat hydro jets (8 per seat), 4 foot and 4 calf hydro jets, 18 air seat jets (9 per seat) and 4 air foot jets. The Escape has 18 upper seat hydro jets (9 per seat), 4 foot and 4 calf hydro jets, 16 air seat jets (8 per seat) and 3 air foot jets.
Why are there two drain openers on the deck?
Two-seat tubs use Dual Drain Technology, with two 2" drains and an independent stainless steel cable opener for each, so the tub empties through both drains.
Where can I get a copy of the two-seat brochure or ask about a specific callout?
The brochure is linked above. If a part on your tub does not match the diagram, reach your Ella dealer or the team at (800) 480-6850, or open a request at ellasbubbles.com/support.

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