FAQ
Common questionsfrom customers.
Pricing, urgent plumbing, gas fitting, and our service area — answered the way we'd explain it to a neighbour.
Licensed plumbing & gas
PL7890 · GF12812 · BF2078
Pricing & quotes
Urgent plumbing
Gas fitting
Service area
Getting started
Reviews
What Our Customers Say
We're building our online reviews. Find AJL Plumbing & Gas on Facebook in the meantime.
Find us on FacebookCommonly-usedplumbing & gas terms.
A few words you might hear when we're on the job, each explained in one simple sentence.
- Isolation valve
- A valve (also called a stop tap) that shuts off water to a single fixture or the whole house.
- P-trap
- The curved section of pipe under a sink that holds water and stops sewer gas coming back up.
- TPR valve
- The temperature and pressure relief valve on a hot water system, a safety device that releases excess pressure.
- Backflow prevention device
- A device that stops water flowing backward into the drinking water supply.
- Gas regulator
- A device that controls gas pressure between the supply and an appliance.
- Tempering valve
- A valve that mixes hot and cold water to a safe temperature before it reaches the tap.
- Vent stack
- A pipe that lets air into the drainage system, helping water drain and stopping trap seals from being pulled dry.
- Water meter
- The device that measures how much water a property uses.
- WELS rating
- The Water Efficiency Labelling Scheme star rating shown on taps, showers and appliances sold in Australia.