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Dual outlet water timer UK for two garden zones

Updated: 23 October 2026

One outdoor tap, a greenhouse that wants short morning pulses, and a lawn that wants a longer evening soak: that is the dual outlet water timer problem in one sentence. A second outlet earns its keep when the schedules differ. It does not double the pressure available from the main. This page covers multi-outlet physics and programming patterns on this amazon.co.uk shelf. The full matrix of prices and stars stays on the [water timer comparison](/hub/garden-watering/water-timer). The three rows below are the dual and triple listings that match this job. There is no lab test. A qualifying purchase through our links can earn a commission at no extra cost to you.

One outdoor tap, a greenhouse that wants short morning pulses, and a lawn that wants a longer evening soak: that is the dual outlet water timer problem in one sentence.

Our top picks

Johgee Johgee 2-zone sprinkler timer (brass inlet)

Best overall

Johgee Johgee 2-zone sprinkler timer (brass inlet)
8.2/10about £31.59
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TRJZWA TRJZWA dual-port sprinkler timer

Alternative

TRJZWA TRJZWA dual-port sprinkler timer
7.6/10about £35.99
View offer
RAINPOINT RAINPOINT 3-outlet water timer

Alternative

RAINPOINT RAINPOINT 3-outlet water timer
7.6/10about £74.99
View offer
On this page
  1. 1.When a second outlet is worth it
  2. 2.Shared flow and sequencing
  3. 3.Choosing 2 or 3 outlets here
  4. 4.After you choose the body

When a second outlet is worth it

Buy dual or triple outlets when two areas need different start times, durations, or frequencies and you refuse to stand outside swapping hoses each evening. Greenhouse misting for five minutes twice a day, plus a border soaker for forty minutes three times a week, is a classic split. Front lawn and rear pots is another. A Y-splitter on a single-outlet timer is cheaper and wrong for that job, because both legs share one programme. Two separate single timers are cleaner when you already have two outdoor taps. On one tap, a dual-outlet body beats two timers fighting for the same thread. Skip the dual body when both zones are the same hose moved by hand, or when you only need a simple holiday shut-off on one bed. Extra outlets add menus, leak points, and ways for outlet B to stay open when you thought it was off.

Shared flow and sequencing

The tap still delivers one flow budget. Two full-size sprinklers on the same minute often leave both looking weak, so give demanding outlets different start times. Drip on one port and a sprinkler on the other can share a timer if the drip run is short and staggered. The RAINPOINT three-outlet listing states that only one area runs at a time and that conflicting plans wait. That is a queue, not three full-pressure jets. Independent programming still shares the inlet. It means separate schedules, not infinite water. Johgee notes on this shelf say the same: do not overlap both sections if the spray collapses. A manual soak on one port is useful for new turf if it does not wipe the other programme.
Johgee Johgee 2-zone sprinkler timer (brass inlet)

Testsieger

Johgee Johgee 2-zone sprinkler timer (brass inlet)
8.2/10about £31.59
View offer

Choosing 2 or 3 outlets here

Johgee at about £31.59 (4.2 from 49 reviews) is the practical two-outlet pick if you leak-test the brass-to-body joint. That joint, not only the tap washer, is the recurring UK drip. TRJZWA at about £35.99 (4.0 from 135 reviews) adds rain delay up to 15 days and three programmes per port, with a steeper menu and at least one leak from the top of the housing. TURNRISE at about £39.99 shows 4.2 from 11 reviews, too thin to crown. The RAINPOINT three-outlet unit at about £74.99 (4.0 from 35 reviews) is for three queued zones, and the sample is small for the price. Insoma’s 5.0 sits on seven reviews. Treat it as provisional. Brass helps the seasonal collar. It does not erase a stuck-open outlet. Run each port open and closed before you travel. If outlet B ignores off, shut the wall tap.

After you choose the body

Washer, vertical display, alkaline cells, and frost removal belong with the setup steps. A second outlet is the right buy only when the schedules differ. If both beds can share one duration, a single timer and a moved hose have fewer leak points.

Common questions

Dual outlet or two single timers?
On one outdoor tap, a dual-outlet timer is usually cleaner than stacking two single timers with adapters. If you already have two outdoor taps, two singles can be simpler and avoid shared-flow limits between distant beds. Choose dual when the schedules differ and the plumbing is one tap.
Can both outlets run at once?
Sometimes the firmware allows overlap. The pipe often will not. Expect weaker spray if two high-demand sprinklers share a start. Stagger them. On sequential three-outlet listings, only one area runs at a time by design.
Can I run a lawn sprinkler and drip on one timer?
Yes, if you give them different start times and keep drip demand modest. A pressure-reducing valve on the drip leg may still be required for emitter life and for some Temporary Use Ban notices. Do not assume both can peak together.
How do I set different durations?
Open each outlet’s programme set separately. Enter start, duration, and frequency for zone A, then repeat for zone B. Save, then use manual mode to prove each leg before automatic. Child lock after setup stops accidental edits.
Is three outlets worth it?
Only if you have three unlike schedules and accept sequential watering or careful staggering. Two outlets cover most greenhouse-plus-garden splits. Three-outlet bodies need more attention and, on this shelf, sometimes more money for thinner review evidence.
What if outlet B stays open?
Shut the outdoor tap immediately. Remove power if you can do so safely, and do not leave the property with a stuck valve. Recheck programmes and child lock after a battery change. Persistent stuck-open behaviour is a return or replacement case, not a holiday risk to ignore.

Related pages

Water timer buying guide

Best water timer UK

How to set up a hose timer

Water timer

Water timer for drip irrigation under UK ban rules

Sources

Public UK sources from the research digest for water timers, hosepipe restrictions and outdoor tap fittings. Prices, stars and review counts are the amazon.co.uk lines in the display file. The digest date is 21 October 2026. Re-check each ASIN before you buy.

  1. Ofwat — Hosepipe bans explained (retrieved 21.10.2026)
  2. Water Use (Temporary Bans) Order 2010, article 4 (retrieved 21.10.2026)
  3. Thames Water — hosepipe ban FAQs (retrieved 21.10.2026)
  4. Water Regs UK — hose union taps and watering systems (retrieved 21.10.2026)
  5. Southern Water — outside tap fittings leaflet (retrieved 21.10.2026)
  6. Easy Garden Irrigation — Hozelock water timer buyer’s guide (retrieved 21.10.2026)
  7. My Green Shed — garden water timers UK 2026 (retrieved 21.10.2026)
  8. WaterOutle — UK hose timer setup guide (retrieved 21.10.2026)