Replacing a roof is the largest weathertightness job most Whanganui homes ever go through, and the best roof replacement in Whanganui comes down to who strips, re-flashes and re-fixes the whole roof properly rather than patching around the hard parts. The companies below handle full re-roofs and new roofs in long run COLORSTEEL, metal tile, translucent sheeting and butynol membrane, along with the underlay, flashings and spouting that go on with them. JJ Roofing Contractors and Gullery Roofing have both worked on roof replacement in Whanganui for decades, and the rest of this page sets out what each roofer covers.
1JJ Roofing Contractors Ltd
JJ Roofing Contractors is a Whanganui roofing company that re-roofs existing homes and commercial buildings and roofs new builds, working from an office on Ridgway Street across Whanganui, Rangītīkei, South Taranaki and Ruapehu. The team supplies and fits Maxam .4 and .55 COLORSTEEL over Covertek 401 self supporting underlay or better. It suits owners of an ageing house roof and builders who need a new home roofed to a set programme.
Services
- Residential roof replacement
- Commercial roof replacement
- New home and new build roofing
- Wall cladding
- Supply and installation of Maxam .4 and .55 COLORSTEEL
Highlights
- More than 25 years in the roofing industry
- Member of the Roofing Association of New Zealand
- Licensed Building Practitioners
- Five year fitting warranty on every roof
- Site specific safety plan walked through with the client before the job starts
Location & Contact
Name: JJ Roofing Contractors Ltd
Address: 176 Ridgway Street, Whanganui 4541
Phone: 028 422 3351
Website: jjroofing.co.nz
2Gullery Roofing Ltd
Gullery Roofing has been family owned and operating in Whanganui since 1994, founded by Garry and Helen Gullery and taken over in 2024 by their daughter Alana and son in law Chris, who had already worked in the business for eleven years. The team re-roofs houses, schools, homesteads, rest homes and large commercial buildings, and works in long run steel, metal tiles, Espan, membrane and translucent sheeting. It suits owners weighing up profiles and colours as well as straight replacement of an existing roof.
Services
- Residential re-roofing and new build roofing
- Metal tile and Espan roofing
- Commercial, pole shed and translucent roofing
- Membrane roofing
- Wall cladding, spouting, skylight installation and chimney removal
Highlights
- Family owned and operating in Whanganui since 1994
- Qualified and registered Licensed Building Practitioners
- SiteWise Green health and safety rating
- Own certified scaffold and edge protection, which keeps scaffolding costs inside the job
- Five year workmanship guarantee alongside COLORSTEEL product warranties of 15 to 30 years by environmental category
Location & Contact
Name: Gullery Roofing Ltd
Address: 53 Belmont Road, Whanganui
Phone: 027 508 5055
Website: gulleryroofing.co.nz
3Allen Roofing
Allen Roofing is a small Castlecliff based team led by Gary Allen, who started his apprenticeship in Whanganui and has been roofing here since 2004. The work covers complete reroofs from removal through to the finished long run roof, new roofs on homes and commercial buildings, custom flashings and butynol for flat and low pitch areas. The coastal focus suits owners in salt spray suburbs where fixings and flashings fail first.
Services
- Complete reroofs including removal of the old roof
- New roof installation for residential and commercial properties
- Long run roofing and material selection
- Butynol flat and low pitch membrane roofing
- Roof maintenance, inspections, repairs and custom flashings
Highlights
- Roofing in Whanganui since 2004
- COLORSTEEL certified partner
- Small team with the owner hands on across every job
- Named service area covering Castlecliff, Durie Hill, Gonville, Aramoho, St Johns Hill, Springvale, Whanganui East, Mosston, Bastia Hill, Fordell, Kai Iwi, Maxwell and Marybank
Location & Contact
Name: Allen Roofing
Address: 106 Matai Street, Castlecliff, Whanganui 4501
Phone: 021 348 967
Website: allenroofing.nz
4Falcon Roofing Ltd
Falcon Roofing is a family owned and operated company on Hatrick Street East with more than a decade in the roofing industry and a team of Licensed Building Practitioners. It replaces residential and commercial roofs in COLORSTEEL MAXAM, installs roofs on new builds and takes on wall cladding, repairs and maintenance across Whanganui, Manawatū, Ruapehu, Rangitīkei and South Taranaki. Free measures and quotes are booked through an online calendar rather than by phone tag.
Services
- Residential roof replacement
- Commercial roof replacement
- New roofs
- Wall cladding
- Roof repairs and maintenance
Highlights
- Family owned and operated
- Over 10 years of industry experience
- Team holds Licensed Building Practitioner certification
- SiteWise Gold health and safety rating
- Five year workmanship warranty
Location & Contact
Name: Falcon Roofing Ltd
Address: 36a Hatrick Street East, Whanganui
Phone: 027 345 1803
Website: falconroofing.co.nz
5Piping Hot Plumbing & Drainage Ltd
Piping Hot Plumbing & Drainage is a Whanganui plumbing, gasfitting and drainage firm whose roofing arm replaces roofs in galvanised iron, Coloursteel, translucent sheeting, butynol and Shelterbit. Roofing sits alongside the plumbing side of the business rather than being all of it, and the strength is flat and low pitch membrane work, flashings and full spouting replacement. It suits owners replacing a roof section, a flat roof or a whole spouting run at the same time as other plumbing work.
Services
- Roof replacement in galvanised iron, Coloursteel and translucent sheeting
- Butynol and Shelterbit membrane roofing
- Replacement of flashings and sections of roof iron
- Full household spouting and downpipe replacement
- Internal gutter and downpipe replacement
Highlights
- Master Plumbers member
- Certified Butynol and Shelterbit installer using genuine Ardex Butynol
- More than 30 years of experience installing gutters, downpipes, spouting and flashings
- Scheduled gutter and spouting cleaning plans on a monthly, bi-monthly or six monthly cycle
Location & Contact
Name: Piping Hot Plumbing & Drainage Ltd
Address: 43 Hatrick Street, Whanganui
Phone: 06 345 8034
Website: pipinghotplumbing.co.nz
Roof Replacement in Whanganui at a Glance
| Business | Highlight |
|---|---|
| JJ Roofing Contractors Ltd | More than 25 years in the roofing industry |
| Gullery Roofing Ltd | Family owned and operating in Whanganui since 1994 |
| Allen Roofing | Roofing in Whanganui since 2004 |
| Falcon Roofing Ltd | Family owned and operated |
| Piping Hot Plumbing & Drainage Ltd | Master Plumbers member |
How to Choose the Right Roof Replacement in Whanganui
- Check the quote covers the whole system, not just the sheets: underlay, flashings, ridge and barge, fixings, and the spouting if it is coming off anyway.
- Ask who supplies the scaffold and edge protection, and whether it is priced inside the job or added later, because on a two storey roof it is a real share of the cost.
- Match the profile and coating to where you live, since a Castlecliff roof in salt spray asks more of the fixings and the coating than a sheltered inland site.
- Confirm the roofer is a Licensed Building Practitioner and get the workmanship warranty and the product warranty in writing, along with the environmental category the product warranty is based on.
- Ask what happens if damaged purlins, old underlay or asbestos containing material turn up once the old roof is off, and how those variations are priced.
Frequently Asked Questions About Whanganui Roof Replacement
What does a roof replacement in Whanganui usually involve?
A full re-roof means stripping the existing roof, checking and repairing the purlins and framing underneath, laying new roofing underlay, then fixing the new roof with new flashings, ridge capping and fixings. Spouting, downpipes and any rusted fascia are commonly replaced at the same time because access is already paid for through the scaffold.
How do I check a roofer is a Licensed Building Practitioner?
Roofing on a house is restricted building work when it forms part of the weathertight envelope, so ask for the practitioner name and licence number and look them up on the public register at lbp.govt.nz. Every company on this page states Licensed Building Practitioner status on its own site, and the register is the place to confirm the licence class and that it is current.
Do I need building consent to replace a roof?
Replacing a roof with a comparable material is often exempt from consent, while changing the material, the pitch or the structure underneath usually is not. The exemptions are set out by the Ministry of Business, Innovation and Employment at building.govt.nz, and the Whanganui District Council building team will confirm what your particular job needs before work starts.
Long run steel or metal tile, which suits a Whanganui house?
Long run steel runs in single lengths from ridge to gutter with fewer joints, which is why it is the common choice for a re-roof here. Metal tiles suit houses where the original tile look matters or where the roof has a complex shape with many hips and valleys. Coastal streets closer to the sea are harder on coatings and fixings than inland ones, so ask which product carries the longer warranty for your environmental category.
Can a concrete or metal tile roof be changed to long run?
Yes, and it is a common job for roof replacement Whanganui homeowners ask about, particularly on older houses with decramastic or concrete tiles. The change usually needs new purlins or battens to suit the new sheet, and because the material is changing it is more likely to need consent, so treat it as a planned project rather than a quick swap.
Which parts of Whanganui do these roofers cover?
The companies here work across the city and the surrounding district, taking in Castlecliff, Gonville, Aramoho, Springvale, Whanganui East, St Johns Hill, Durie Hill, Bastia Hill and the rural areas out to Fordell, Kai Iwi and Maxwell. Several also cover Rangītīkei, Ruapehu, Manawatū and South Taranaki, so a rural property outside the city is usually still inside their run.
How long does a re-roof take and do I have to move out?
A standard single storey house roof is often stripped and re-fixed within a few days, with scaffolding up before and taken down after, and you can normally stay in the house throughout. Complex roofs, commercial buildings and jobs that turn up rotten purlins take longer. Weather is the main variable, since no roofer will open up a roof in front of heavy rain.
What should I ask a roofer for before accepting a quote?
Ask for a written scope that names the product and coating, the underlay, the fixings and who removes the old material, plus the workmanship warranty, the product warranty and what happens with variations. Two quotes are only comparable when both are priced on the same scope, so ask each roofer to itemise it the same way.
How We Chose the Best Roof Replacement in Whanganui
Every business in this guide was found by searching for roof replacement in Whanganui, then checked against what the business publishes itself: its own website, or where it has none, its official social or booking page. Names, addresses and phone numbers come from those pages rather than a directory feed, so what you see here is what the business says about itself. We also check that each one is still trading and is actually based in or genuinely serving Whanganui, rather than a national operator running a local landing page. A business we can’t confirm from its own pages is not listed.