Updated October 2026
Rosebud is the service centre of the southern Peninsula, with the main shopping strip on the bay, the foreshore camping ground and street after street of mid-century beach houses that have gradually filled with permanent residents. Mornington Hot Water is a free referral service. We connect you with licensed hot water plumbers who cover Rosebud. We are not a plumbing business ourselves, and the referral costs you nothing.
Old tanks, holiday houses and a busy January
Electric storage dominates the older housing stock here, plenty of it on a controlled-load tariff and plenty of it well past ten years old. A tank inherited with the house, with no idea of its age, is the most common situation a local plumber walks into. The compliance plate settles it, and anything over ten years that starts playing up is a replacement conversation rather than a repair one.
The holiday pattern is the second factor. A good share of Rosebud houses are used a few weeks a year, and a tank that sits full and idle corrodes quietly with nothing to show for it. The failure then turns up on the first night of a stay, with a full house, in the week when every plumber on the Peninsula is booked solid.
Mains gas reaches much of the strip, so gas storage and continuous flow are common replacements, and newer townhouse and unit infill through the town usually runs compact or continuous flow units chosen to fit the space.
Repair it or replace it
If the tank itself is leaking, it is a replacement. Elements, thermostats and relief valves on a younger tank are often worth fixing, with repairs roughly $150 to $600 depending on the part. See hot water repairs and hot water replacement.
As a guide, electric storage like-for-like swaps run from around $800 to $2,500 installed. Gas storage and continuous flow sit around $1,200 to $3,500. Mains gas availability varies by address, so the plumber confirms what your property has. The cost guide has the full breakdown.
Same-day replacement is often possible for common tank sizes when you get in touch in the morning.
Frequently asked questions
How do I find out how old my tank is?
The compliance plate on the side carries a date. If the tank is over ten years old, get a replacement price alongside any repair quote.
Our holiday house tank failed on arrival. Is that common?
Very. Idle tanks corrode without anyone noticing, and the failure shows up when the house fills. An off-season check is the cheapest way to avoid it.
Should I switch from electric to gas or a heat pump?
Worth quoting both. A heat pump uses a fraction of the electricity of a standard tank and incentives cut the installed price, while gas suits households that already cook with it.
Nearby, see McCrae and Capel Sound.