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REMEDIAL CONSTRUCTION SERVICES
Balcony Waterproofing, Bathroom Renovations & Remedial Building Sydney
Quality, Efficiency and Reliability
ERC are a Sydney-based remedial building and waterproofing company servicing the Eastern Suburbs.
We specialise in balcony waterproofing, bathroom renovations and cavity flashing repairs built properly the first time.
You can count on us to get your property back into shape quickly and affordably, so you can get back to enjoying life again.

REMEDIAL BUILDING SERVICES
> Cavity flashing
> Concrete spalling
> Façade upgrades
> Building maintenance
> Waterproofing
> Leak detection and repairs
> Window and door replacement
> Painting and Rendering
> Balcony waterproofing
> Kitchen & Bathroom Renovations
Remedial Building Services across
The Eastern Suburbs,
South Eastern Suburbs and
City of Sydney Suburbs
We believe in
Do it Once,
Do it Right
WHAT SETS US APART
ATTENTION TO DETAIL
CLEANLINESS
FOCUSED, DETERMINED AND PROFESSIONAL
EXCEEDING
CLIENTS EXPECTATIONS
and above all.....
DELIVERING PROJECTS ON TIME
WITH QUALITY, EFFICIENCY AND RELIABILITY

OUR STORY
Lachlan Wensemius is a 3rd generation remedial builder with over 10 years in the construction industry and a Cert III in Construction Waterproofing.
ERC has become the preferred remedial builder and waterproofing specialist across Sydney's Eastern Suburbs, working with homeowners, strata managers and building managers across Bondi, Coogee, Randwick, Maroubra and surrounds.
JOIN US ON INSTAGRAM...
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