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About
Rainman's current dealer network lists Manta Marine in Cairns as an Australian Rainman dealer.
Service area: Cairns and Far North Queensland
Rainman's current dealer network lists Manta Marine in Cairns as an Australian Rainman dealer.
The relevant systems or brands are Rainman watermakers. The business advertises or is verified for Rainman dealer support; marine systems; vessel service and parts. Its principal location for this directory is Cairns / Portsmith QLD 4870, with practical coverage described as Cairns and Far North Queensland.
A marine watermaker is a reverse-osmosis desalination plant, not simply a filter. It draws seawater through an intake and pre-filter system, raises the pressure sufficiently for the RO membrane to separate fresh product water from concentrated brine, then sends the usable water toward a test point or tank. Production depends on seawater temperature, salinity, membrane condition, feed pressure and system design, so advertised litres per hour should be treated as a rated figure rather than a guaranteed output in every anchorage.
For an installer or service specialist, diagnosis and installation quality matter as much as the watermaker brand. A seawater RO system combines intake plumbing, pre-filtration, a lift pump, a high-pressure pump, membrane vessels, product-water plumbing, brine discharge and electrical control. Poor intake placement, air leaks, undersized wiring, restricted filters or inaccessible components can make a good watermaker unreliable.
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Output should be chosen from the crew's real daily water use rather than from boat length alone. Drinking and cooking may require relatively little water, while regular showers, washing machines, deck rinsing and liveaboard use can multiply consumption. A higher-output unit can shorten run time but may demand more AC or DC power. A low-energy DC system can suit a solar-heavy yacht but may need to run for many hours to fill the tanks. Owners should compare litres per hour, watts consumed, daily energy required and the capacity of the boat's battery, alternator, solar, inverter or generator system.
Installation space is equally important. Modular systems allow the membranes, filters and pumps to be separated around a machinery space, while framed systems can be easier to install and service when enough room exists. The intake should be located where it is unlikely to draw air or contaminated harbour water. The brine discharge needs a reliable route overboard. Filters, pressure gauges, flushing valves and membrane housings should remain reachable for routine maintenance rather than being buried behind permanent joinery.
Watermakers reward regular use and correct shutdown procedures. Seawater left stagnant inside a membrane system can create biological fouling, so freshwater flushing is important when the unit will sit unused. Longer lay-ups may require preservation or pickling using the manufacturer's specified process. Prefilters need routine replacement and should be checked more often in silty, plankton-rich or polluted water. Product-water quality should be monitored before water is diverted into the main tank, particularly after servicing or a long period of storage.
Owners planning remote cruising should ask which spares are sensible to carry. Typical items may include sediment filters, pump service parts, O-rings, belts or impellers, hoses and preservation chemicals, but the correct kit depends on the specific system. Membranes often last a long time when operated and maintained correctly, so replacing them simply because of age is not always necessary. Diagnosis should consider feed flow, pressure, temperature and water quality before assuming the membrane has failed.
Practical, harbour‑focused guide for recreational sailors visiting Warrnambool and adjacent coastal waters on Victoria’s southwest coast. Covers harbour geography, seasonal wind and swell, main sailing areas including Lady Bay, Breakwater Bay, Merri and Hopkins river approaches, anchorages, visitor facilities, key hazards such as sandbars, kelp and heavy swell, local rules and marine‑park considerations, suggested day and weekend experiences, and the types of crews and boats best suited to the area.
Measure yourself and check the seller’s size guide, certification labels and return policy; prefer buying from reputable Australian retailers or authorised dealers and ask for photos or a video try-on before you commit.
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Legal safety equipment for recreational boats in South Australia depends on the type, size and where you operate; you must check the current SA government requirements for your vessel. Independently of legal minimums, carry a sensible set of recommended items (lifejackets, means of communication, signaling, fire protection, anchor and basic tools) and make them usable and maintained.
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Before your first sail in South Australian waters check the weather and tide, make sure the boat and safety equipment are fit for the trip, confirm local rules and any area-specific hazards, and tell someone your plan.
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Before you head offshore from WA have a reliable primary VHF with DSC, a charged and registered 406 MHz EPIRB, at least one waterproof mobile phone and a separate handheld VHF as a backup; write and practise a clear escalation procedure so everyone knows which device to use and when.
Explore →A practical guide for recreational sailors on using VHF marine radios safely and effectively in Australian waters: basic operation, channel use, emergency procedures, DSC basics, common mistakes and a ready checklist for pre-departure and on-water use.
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A practical guide to understanding Australian marine weather forecasts, translating forecast language into safe sailing decisions, checking key products and observations, recognising limitations, and practising the skills ashore and afloat.
Explore →Practical guidance for recreational sailors in New South Wales on navigating marine parks, using moorings and anchoring responsibly. Covers how to plan passages, approach moorings, set and retrieve an anchor, minimise environmental impact and follow local rules.
Explore →Practical guide for recreational sailors planning passages, anchorages and visits to Ningaloo Reef and the Exmouth coast. Covers anchoring considerations, marine park rules and how local weather, tides and currents affect safety and enjoyment.
Explore →Burke Yachtsman Gear Bag 40L - Shop Now Zip Pay | Tamar Marine Skip to content 59 – 63 Holbrook Street, Invermay Online Shop Open 24/7 Products search Contact us 1300 MARINE $ 0.00 0 Cart Burke Yachtsman Gear Bag 40L $ 79.90 Colour Choose an option Black Blue Black Blue Clear - Burke Yachtsman Gear Bag 40L quantity + Add to cart Enquire about this product SKU BAGB-Y24/BLACK* Category Bags - Sail & Gear A Burke classic and customer favourite, the Yachtsman’s Gear Bag is built tough to handle wet, salty conditions while keeping your gear dry and protected. Made from double coated waterproof…
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A one-membrane modular marine watermaker with 80 L/h nominal output, remote stainless control panel, standard consumables and direct Australian support.
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A three-membrane modular watermaker with 200 L/h nominal output and up to 240 L/h family-level marketing, for larger crews and heavy use.
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A two-membrane modular watermaker with 140 L/h nominal output, aimed at families and liveaboards that want more water per run.
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