State-of-the-artcountercurrent swimming units

Modern designs that fit in with any pool

Wide range of features and levels of resistance

Made of polished AISI 316 stainless steel

w w w. a s t r a l p o o l . c o m

Countercurrent swimming unit by

Marlin

Components included

Control box4.5 Cv pumpHousingNozzle assembly

MarlinCode Description

35375 Marlin 30 II countercurrent unit (single-phase)

35376 Marlin 30 III countercurrent unit (three-phase)

35377 Marlin 45 III countercurrent unit (three-phase)

Eco nozzleassembly

Housing

Pump

Control box

For liner pools,accessory 11503 is required

1

3

4

Kit made up of:

• Countercurrent unit with white plastic front cover• Plastic housing,• 4.5 cv pump• Control box

Basic NLCountercurrent swimming unit

Advance ND

• Countercurrent swimming unit with polished AISI 316 stainless steel front cover.• Illuminated piezoelectric push button.• Air-water return nozzle, flow rate of 25–50 m³/h adjusted from a variable speed

drive and has a built-in suction system.• Suction grille of 30 m³/h made of polished AISI 316 stainless steel (2 units)• 5.5 cv pump 3~400 V• Power control cabinet• Flow rate of 25 to 50 m³/h• Maximum flow rates of 12 m/s at the unit’s outlet; 2.4 m/s 1 m away; 1.7 m/s 1.5

m away; and 1.5 m/s 2 m away.

Kit made up of:

The water outlet through side slats brings innovation to countercurrent units and top performance

The water outlet through side slats brings innovation to countercurrent units

The essence of countercurrent units

Kit made up of:

• Countercurrent swimming unit with polished AISI 316 stainless steel front cover.• Illuminated piezoelectric push button.• Air-water return nozzle, max. flow rate of 50 m³/h and built-in suction system.• Two suction grilles with a capacity of 30 m³/h made of polished AISI 316 stainless

steel.• 5.5 cv pump.• Flow rate of 50 m³/h.• Power control cabinet.

Kit made up of:

• Countercurrent swimming unit with polished AISI 316 stainless steel front cover.• Air-water return nozzle, flow adjustable from 27 to 40 m³/h and suction system.• Hand grip.• 5.5 cv pump.• Control box.

Basic ND

Control box Control box Control box and variable speed drive

5.5 cv pump 5.5 cv pump 5.5 cv pumpTwo suction grilles with a capacity of 30 m3/h

Two suction grilles with a capacity of 30 m3/h

Hand gripNozzle assembly Nozzle assembly Nozzle assemblyHousing AISI 316 stainless steelhousing

AISI 316 stainless steelhousing

Components included Components included Components included

300

300

3

1

Desagüe

2

Ventilación DN100

Brida conexión

250 90

110

R.Ex

t.3"

W.B

SPSuction grille 30m3

( 2 units)

300

350

240

MIN 2000

360 4

175x125x100mm

Ø4x2,5mm

300

300

3

1 4

Desagüe

2

Ventilación DN100

Brida conexión

400x400x250mm

Ø4x2,5mm²

250 90

110

R.Ex

t.3"

W.B

SP

Suction grille 30m3

( 2 units)

300

350

240

MIN 2000

360

Advance NDCode Description

65497 Advance ND countercurrent unit for concrete pools

66043 Advance ND countercurrent unit for liner pools

Basic NDCode Description

65498 Basic ND countercurrent unit for concrete pools

66044 Basic ND countercurrent unit for liner pools

Basic NLCode Descripción

66470 Basic NL countercurrent unit for concrete pools

66471 Basic NL countercurrent unit for liner pools

Countercurrent swimming unit

Countercurrent swimming unit