How much does drain unblocking cost
In New Zealand (more specifically in Auckland), most residential drain unblocking jobs typically fall in the $150–$400 range during business hours, depending on the drain type, where the blockage is, and the method needed to clear it. Typical time on site for a standard unblock is 1 to 1.5 hours (most jobs are not 5-minute fixes).
This guide breaks down typical NZ cost ranges by the type of drain affected and the method needed to clear it, from a simple manual clear through to high-pressure jetting and a CCTV drain inspection when the cause isn’t obvious. You’ll also learn what can push the price up (like deeper blockages, after-hours call-outs, or underlying damage), and when it makes sense to book professional drain unblocking or inspection with The Drain Unblockers across Auckland.
Drain unblocking services and typical NZD ranges:
Note: Some Auckland Drain Unblockers publish time-based rates (first-hour pricing plus higher after-hours rates).
Beware of misleading “$49 drain unblock” specials:
You will sometimes see very low advertised prices like $49 to $80. These are often marketing hooks that only apply to a short time slice or a limited method.
A common structure is “$49 per 15 minutes” or “from $49”, which can look cheap until you do the maths. If the average unblocking takes 1 to 1.5 hours, that type of pricing can quickly become $200–$300 before any call-out or equipment charges are added.
Before you book, ask these two questions:
- Is that price a fixed job price, or is it per time increment?
- Does it include call-out, travel, and the tools most jobs actually need?
What affects the cost to unblock a drain:
Severity of the blockage
A light clog close to the drain opening is quicker to clear. A main line blockage or a blockage that has compacted over time often needs jetting and takes longer. If the investigation finds a pipe needs to be repaired underground, this can mean an increased costs to dig, replace and/or repair the pipe.
Location and access
If the drain is easy to access, the job is simpler. If access is limited, if the drain is outside, or if the blockage is deep in the system, time and equipment needs can increase.
Method required
Manual clearing and snaking are usually cheaper than jetting. If the cause is not obvious, CCTV inspection can add cost, but it can also prevent repeat callouts by finding the real issue.
Time of day
After-hours work usually costs more. Some companies add an after-hours call-out fee, then charge a higher hourly rate.
Call-out fees, travel fees, and how time is billed
This is where pricing can vary the most. Some providers charge a travel fee, often quoted in the $50–$70 range. Others start the labour clock from when the technician leaves their workshop. Some include a fixed first hour that covers travel. At Drain Unblockers, we don't charge for travel and is included in the first hour of work.
Most common cost ranges by type of drain:
If you’re comparing quotes, focus on what’s included and what the likely method will be, not just the headline price. Ask whether there’s a call-out or travel charge, whether pricing is time-based, and whether jetting or a CCTV drain inspection is an extra. That clarity upfront is usually what prevents “$49” promos turning into a much larger bill once the job is underway.
Need help? We are drain unblockers in your local area. The Drain Unblockers can handle everything from drain unblocking through to CCTV drain inspection and, where needed, drain repair. Contact The Drain Unblockers
