Updated October 2026
Cromer has two sides. There are streets of family homes, many from the postwar and 1960s era, climbing toward Collaroy Plateau and Narraweena, and there is a busy industrial and trade area with warehouses, workshops and showrooms. Each side blocks its drains in different ways. Beaches Blocked Drains connects Cromer residents and businesses with licensed local drain plumbers.
Residential drains in Cromer
Older homes here often still run on their original clay sewer lines. Roots from gardens and street trees work into the joints, and reactive soils on the slopes help those joints open. Sloping blocks also send stormwater downhill quickly, and pits on the low side fill with soil and leaves.
Industrial and commercial drains
Business premises bring different loads. Workshops and trade sites send silt, washdown water and debris into floor drains and stormwater pits. Food businesses produce grease that builds up in lines and arrestors. Large hard-stand areas and roofs dump a lot of water into stormwater systems in a storm.
Commercial work often needs scheduling around operating hours, and some sites have trade waste requirements. Mention the type of business when you enquire.
How the plumbers we refer clear it
A CCTV drain camera identifies the cause, whether roots, silt, grease or a cracked pipe. Jet blasting handles all of those, and is standard for silt and grease in commercial lines. Pipe relining can repair a damaged pipe under a slab or driveway without breaking it up.
What it costs
For a home, a standard clear typically runs $150 to $400, and root clearing $250 to $600. Commercial jobs vary with pipe size and access and are quoted for the site. You get a price before work starts.
Frequently asked questions
Can a blocked drain at our workshop be cleared outside work hours?
Often, by arrangement. After-hours work usually costs more, so ask for it to be included in the quote.
Our stormwater pit overflows every storm. Why?
Silt from the yard and hard-stand builds up in the pit and line. Jetting clears it, and a silt trap or more frequent clean-outs keep it from coming back.
Is relining possible under a concrete slab?
Usually, yes, as long as there is access at each end and the pipe has not collapsed. The camera confirms it.