Fairly rated · Updated October 2026
Plumbers for grease trap installation and maintenance in Parramatta
- Plumbers compared
- 5
- Google reviews
- 101
- Median rating
- 5.0
As of October 2026, the three most fairly rated plumbers for grease trap installation and maintenance in Parramatta, NSW on Trade Spoken are Carlingford Plumbing & Drainage (5.0 from 60 Google reviews), North Rocks Plumbing & Drainage (5.0 from 18 Google reviews) and Ermington Plumbing & Drainage (5.0 from 12 Google reviews).
Plumbers for grease trap installation and maintenance in Parramatta: the top 5
- 1
Carlingford Plumbing & Drainage
from 60 Google reviews
- 2
North Rocks Plumbing & Drainage
from 18 Google reviews
- 3
Ermington Plumbing & Drainage
from 12 Google reviews
- 4
Concord Plumbing & Drainage
from 9 Google reviews
- 5
Parramatta Plumbing & Blocked Drains
from 2 Google reviews
Trade Spoken compared 5 plumbers in Parramatta, NSW whose own websites list grease trap installation and maintenance, with 101 Google reviews between them. Of these, 5 meet this list's method. The median rating is 5.0 from a median of 12 reviews.
Of the plumbers compared, the most reviewed is Carlingford Plumbing & Drainage, with 60 Google reviews at 5.0.
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 grease trap installation and maintenance in Parramatta, NSW are the most fairly rated?
- As of October 2026, the three most fairly rated plumbers for grease trap installation and maintenance in Parramatta, NSW on Trade Spoken are Carlingford Plumbing & Drainage (5.0 from 60 Google reviews), North Rocks Plumbing & Drainage (5.0 from 18 Google reviews) and Ermington Plumbing & Drainage (5.0 from 12 Google reviews).
- How does Trade Spoken rank plumbers for grease trap installation and maintenance in Parramatta, NSW?
- 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 grease trap installation and maintenance in Parramatta, NSW did Trade Spoken compare?
- Trade Spoken compared 5 plumbers in Parramatta, NSW whose own websites list grease trap installation and maintenance, with 101 Google reviews between them. Of these, 5 meet this list's method. The median rating is 5.0 from a median of 12 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.