Reliable, Certified Drainage for Auckland Homes
AH Drainage provides professional, code-compliant drainlaying services for new builds, renovations, and private residential sites across Auckland. Led by Senior Certifying Drainlayer Allen Harriman, we install drainage systems correctly the first time — safe, compliant, and built for long-term performance.
Residential Drainage You Can Trust
With over 50 years of hands-on experience, AH Drainage delivers residential drainage solutions that meet technical requirements and on-site practicalities. We manage the full process — from design and council paperwork to installation, inspection, and final sign-off.
Whether building a new home, adding an extension, or upgrading old pipework, we ensure your drainage works efficiently and meets all Auckland Council and Watercare standards. Our team coordinates with architects, builders, and surveyors to keep your project moving and minimise disruptions on site.
Residential Drainage Services
AH Drainage provides a full range of drainage solutions tailored for homes and private properties. Every system is installed with precision, compliance, and long-term durability in mind.
Sewers
Installation, repair, and replacement of residential and commercial sewer systems. Our work ensures reliable wastewater flow, full compliance, and long-term performance.
Stormwater
Design and installation of efficient stormwater systems to control runoff, protect foundations, and prevent flooding around the home.
Subsoil Drainage
Targeted groundwater solutions for wet or unstable sites. Ideal for improving lawns, gardens, retaining walls, and foundation stability.
Driveway Channels
Surface drainage designed to divert water away from driveways and paved areas, preventing pooling and surface damage.
CCTV Surveys
High-definition CCTV inspections for diagnosing issues in existing drains before breaking ground and planning efficient repairs.
Flooding Solutions
Mitigation and repair services to address site flooding and water ingress, restoring functionality and preventing recurrence.
Waterproofing
Protective waterproofing solutions for below-ground areas and retaining walls — safeguarding properties against leaks and water damage.
Insurance Remediation
Assessment, repair, and reinstatement following flood or water-related damage, with full advice and support for insurance assessors.
Enquire with us
Talk to Our Team of Auckland Drainage Experts
Talk to our Auckland drainage specialists about your next project or request a quote below.