Our Services
we're here to make your Home Roofing
New Roof installation
Expert Construction Pvt Limited provides a new roof installation for your home.
Re-Roofing
All New Zealand roofs should be replaced after a certain amount of time since wear and tear can result in a leaking roof and possible damage to your interiors.
Roofing Products
Corrugate is still an affordable and innovative roofing and cladding material. It can be used with artistic flare and individuality as a trendy replacement for the modern home and building designs.
Our Approach
NEW ROOFING AUCKLAND
Local New Roof & Re-Roofing Specialist.


Replacement of your roof goes beyond looks.
RE-ROOFING
Every roof system eventually needs to be replaced. Many people worry about the cost of re-roofing, but the advantages far outweigh the disadvantages when you consider the building's overall appearance and the possible damage that a leaking roof can bring. In many circumstances, roof repairs are insufficient, and the best alternative is to replace the roof.
Our Quality
Roofing Products
As a roofing and cladding material, corrugate is still affordable and innovative. It can be utilized with artistic flair and individuality as a chic replacement for today's construction and residential designs.
Commercial and industrial uses can both benefit from corrugated roofing. It is attractive, sturdy, lightweight, and available in a range of hues, forms, and sizes. To meet diverse roofing needs, it is produced in a variety of thicknesses, strengths, and designs.

Trimrib /Trimline/ Pumbdeck/ Trapeziod roofing
Roofing and cladding for homesSince each profile was created with the aesthetics of contemporary architecture in mind, they are all attractive. Trimrib ensures that the finished project has a purpose and is attractive since it has a low minimum pitch requirement of 3 degrees and may be used with or without one of the pre-painted surface finishes. Trimrib is appropriate for:
- Rural and lifestyle roofing and cladding
- Can be reverse run for cladding
- Industrial and commercial roofing and cladding
- Drape/spring curving
- Crimp curving
- Fencing
Multidek/ Diamond Dek/ Met Dek/Trough section
Trough section is a sturdy, imposing roofing and wall cladding profile that is fastened to roof supports with a hidden clip attaching technique to all but prevent the possibility of water leaks at the fastening points.
The Trought section, which incorporates a 50mm rib height and wide flutes, offers great water carrying capacity and is especially well suited in places where high-density rainfall can be anticipated.
Trought section is suited for the majority of projects, whether they are commercial, industrial, or residential because it is manufactured from high strength material and is available in a wide selection of substrates and surface finishes.
Slimline/Mini Corrugate
Mini Corrugate is a scaled-down variation of conventional corrugated roofing and cladding. Mini Corrugate can be used as a contemporary architectural product even though it is not suited for use as a trafficable roofing product when combined with a variety of substrate materials, surface finishes, and perforated alternatives.offers a distinctive and stylish solution for designers, builders, sign writers, and homeowners.
Maxispan
Maxispan is typically utilized on structures with particular designs, and as a result, it does not comply with New Zealand Building Code E2/AS1. Typically, design is based on manufacturer recommendations, which are the outcome of design, testing, and tried-and-true solutions. Maxispan may be appropriate for:
- Commercial and industrial roofing and cladding
- Rural roofing and cladding
- Low pitch residential roofing
Ribline
While aesthetics and general appearance still play a significant role in choosing the type of roof, the ability of the roofing material to stop water leakage through the lapping edge, particularly on lower pitched roofs, is equally important.
The distinctive capillary lapping edge of Ribline® improves performance and provides more protection from water intrusion. Due to the 800mm sheet coverage, there are fewer laps, fewer fasteners, quicker installation, and ultimately lower costs for the consumer. Ribline is also available in a 960mm extra-wide coverage sheet.
Multirib
Multirib is an industrial and commercial roofing and cladding profile with a medium height and lengthy run.
It offers the architect a number of advantages, such as clean lines and cutting-edge design elements, and is appropriate for roofing applications on low pitch residential structures.
When used in a traditional profile shape or alternatively as "reverse run" for wall cladding, Multirib, which is installed as roofing and cladding on many large-scale projects, displays equally impressive aesthetics.
RT7/LT7/ST7
The RT7 medium-height, long run trapezoidal roofing profile has a remarkable strength to weight ratio, enabling it to cover wide areas and transport a lot of water at a relatively low pitch.
When used in commercial or industrial applications, RT7 is equally impressive because it is made from high tensile material and is available in a variety of substrates and surface finishes
Eurostyle / Euroline
Standard standing seam, double standing seam, angle seam, roll seam, and roll caps are the five variations of Eurostyle.