Watertight Plumbing Limited

We are your professional Plumbing and Gasfitting company. Centrally based in Penrose, Auckland, we are your one stop shop for Rinnai Infinity® gas hot water and Rinnai Gas Fire installation.

"It is our Mission to be your most trusted partner for Plumbing and Gasfitting"

When you choose Watertight Plumbing you choose quality and experience. Our team of 8 van based staff cover the wider Auckland area.


($170.20 incl)

$99+gst (labour)
$49+gst (van charge)

After hours minimum - $379+gst
 ($435.85 incl)

Public Holidays minimum - $519+gst ($596.85 incl)


($170.20 incl)

$99+gst (labour)
$49+gst (van charge)
Gas Certificate - $153.50+gst

After hours minimum - $379+gst ($435.85 incl)

Public Holidays minimum - $519+gst ($596.85 incl)

Leak Detection

Per Hour
$199+gst ($228.85 incl)

Important Information

  • Chargeable time includes travel to site and time collecting materials 
  • Standard Hours 7:30am – 5pm Monday - Friday
  • After Hours is an additional $199+gst per call out
  • After hours applies all weekend and applies weekdays for any job going past 5pm.

Is Your Watermain Leaking?

We find in summer more people have watermain leaks than any other time of the year.  Your watermain (the pipe underground that brings water from the street to your house) is not magical orRead more

How long do 45kg LPG bottles last?

Good question. It really does depend on what you are running and how you use it, and it can be a little hard to say. However, we are going to let you in on a few numbers that might just give you anRead more

Be Prepared - Hot Water and Power Cuts

At the home show this year we had a few people asking whether a Rnnai INFINITY® would keep working if the power went out – being on gas. This is a great question, and the recent earthquakesRead more

Spreading the Tradie Love

You may have heard there is a shortage of plumbers in the industry, which doesn't help the average householder when you need someone in a hurry. So how do you find and keep hold of a quality plumber Read more

Worried about cheap plumbing products? Caveat emptor!

*Pictured above is a cheap knock off pipe product!! Firstly let us say, we don't supply products that are not to the AS/NZ standards. We are however asked from time to time to installRead more

How do I know when my LPG gas bottle is empty?

Lately we've had a couple of customers ask us how they can check if their LPG bottles were running out. We thought this is something others may want to know. Your bottle installation should beRead more

Renovation Tips

Renovations at the best of times can be stressful and all consuming. Add a few delays and unforeseen issues to the mix and they can be the stuff of nightmares. We know a thing or two about renovatRead more

Natural Gas or LPG?

Not sure about gas? Use the Vector Esimator tool to see if there is a Natural Gas supply close by. If not, LPG bottles are a convenient way to go.


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