Fairly rated · Updated October 2026
Plumbers for septic tank installation in South Australia
- Plumbers compared
- 8
- Google reviews
- 137
- Median rating
- 5.0
As of October 2026, the three most fairly rated plumbers for septic tank installation in South Australia on Trade Spoken are Boss Plumbing & Gas Services (SA) (4.9 from 76 Google reviews), Allspec Plumbing & Gasfitting (5.0 from 18 Google reviews) and Wilkinson Plumbing & Gas Fitters (4.8 from 33 Google reviews).
Plumbers for septic tank installation in South Australia: the top 8
- 1
Boss Plumbing & Gas Services (SA)
from 76 Google reviews
Elizabeth SA
- 2
Allspec Plumbing & Gasfitting
from 18 Google reviews
- 3
Wilkinson Plumbing & Gas Fitters
from 33 Google reviews
13 Boomerang Ave, Aldinga SA 5173
- 4
Encounter Bay Plumbing Gas and Electrical
from 4 Google reviews
- 5
pressplumbing come au
from 3 Google reviews
17 Prosser St, Port Augusta SA 5700
- 6
Synergy Plumbing and Gas
from 1 Google review
- 7
Valley Plumbing & Gas
from 1 Google review
Riverton Alpaca Services, 336 Nobby White Hill Rd, Riverton SA 5412
- 8
Compass Liquid Waste
from 1 Google review
Trade Spoken compared 8 plumbers in South Australia whose own websites list septic tank installation, with 137 Google reviews between them. Of these, 8 meet this list's method. The median rating is 5.0 from a median of 4 reviews.
Of the plumbers compared, the most reviewed is Boss Plumbing & Gas Services (SA), with 76 Google reviews at 4.9.
How this list is ranked
Businesses are ranked by their Google rating, pulled toward 4.5 as if each had 10 more reviews at 4.5, so five stars from four reviews does not beat 4.9 from four hundred. Ties go to the business with more reviews.
It does not measure price, speed or the quality of any one job, and it knows only the reviews people left on Google.
Questions
- Which plumbers for septic tank installation in South Australia are the most fairly rated?
- As of October 2026, the three most fairly rated plumbers for septic tank installation in South Australia on Trade Spoken are Boss Plumbing & Gas Services (SA) (4.9 from 76 Google reviews), Allspec Plumbing & Gasfitting (5.0 from 18 Google reviews) and Wilkinson Plumbing & Gas Fitters (4.8 from 33 Google reviews).
- How does Trade Spoken rank plumbers for septic tank installation in South Australia?
- Businesses are ranked by their Google rating, pulled toward 4.5 as if each had 10 more reviews at 4.5, so five stars from four reviews does not beat 4.9 from four hundred. Ties go to the business with more reviews. It does not measure price, speed or the quality of any one job, and it knows only the reviews people left on Google.
- How many plumbers for septic tank installation in South Australia did Trade Spoken compare?
- Trade Spoken compared 8 plumbers in South Australia whose own websites list septic tank installation, with 137 Google reviews between them. Of these, 8 meet this list's method. The median rating is 5.0 from a median of 4 reviews.
- Can a business pay to be listed or to rank higher?
- No. Every business is ranked by the same published method, and no business can pay to be listed or to move up.