Full Home Retrofit
Why Choose Us for Your Full Home Retrofit?
Our team brings years of experience with full home retrofits
One accountable team
We coordinate every trade and manage the whole programme, so you aren’t stuck project-managing.
60-day turnaround
A disciplined schedule and weekly check-ins keep work moving to handover on time.
Healthy Homes ready
We prioritise heating, insulation, ventilation, moisture and draught-stopping to meet NZ standards.
Clear scope & pricing
Bank-friendly estimate, transparent allowances, and photo updates at each milestone.
How It Works
Installation is just the beginning — we're here for maintenance, questions, and future upgrades. Your comfort is our long-term commitment.
Things You Need to Know
Do you handle both residential and commercial projects?
Yes—our team delivers both, from planning through to maintenance.
Can you manage the building consent for me?
Yes—we prepare and lodge applications, then coordinate inspections.
How long do most upgrades take?
Scopes vary; our retrofit programme targets a 60-day turnaround from sign-off to handover.
Do you provide documentation I can share with owners/insurers?
Yes—progress photos, milestones and a summary on completion.
What areas do you service?
DNG and Retronew operates from Christchurch.


