What is Butynol Roofing?
Discover why Butynol is New Zealand's most popular choice for flat roof waterproofing, trusted by homeowners and professionals for over 40 years.
Understanding Butynol Membrane
Butynol is a synthetic rubber membrane specifically designed for waterproofing flat and low-slope roofs. Made from butyl rubber compounds, this versatile material has become the gold standard for flat roof protection in New Zealand due to its exceptional durability and weather resistance.
Unlike traditional roofing materials, Butynol offers superior flexibility that allows it to accommodate building movement and thermal expansion without cracking or splitting. This makes it ideal for New Zealand's variable climate conditions.

Butynol Roofing Usage
Butynol is widely used in roofing applications, favored in New Zealand for flat roofs due to its durability and flexibility., particularly for flat and low-slope roofs, due to its excellent properties that cater to the demanding requirements of modern construction
Why Choose Butynol for Your Roof?
Butynol offers numerous advantages that make it the preferred choice for flat roof waterproofing across New Zealand.
Superior Waterproofing
Butynol creates a seamless, watertight barrier that protects your property from leaks and water damage for decades.
UV & Weather Resistant
Specially formulated to withstand New Zealand's harsh UV rays and extreme weather conditions without degrading.
Flexible & Durable
The rubber compound remains flexible in all temperatures, accommodating building movement without cracking.
Long Lifespan
Properly installed Butynol roofs can last 20-30 years or more with minimal maintenance requirements.
Easy to Repair
Butynol roof repairs are straightforward when performed by qualified applicators, extending roof life significantly.
Versatile Application
Suitable for residential homes, commercial buildings, decks, and any flat or low-slope roofing application.

Butynol Roof Repairs
Even the most durable roofing systems require maintenance over time. Butynol roof repairs are essential to address common issues like seam separation, punctures, and weathering. Our expert team specializes in all aspects of butynol repair work.
Common Butynol Repair Services:
- Leak detection and patching
- Seam and joint re-sealing
- Blister and bubble repairs
- Flashing repair and replacement
- Puncture and crack repairs
- Full membrane overlay or replacement
Need Butynol Roofing Experts?
Whether you need a new installation, repairs, or just advice - our certified applicators are here to help.
Call us directly
027 209 1839Email us
[email protected]Where is Butynol Used?
Butynol's versatility makes it suitable for a wide range of roofing and waterproofing applications.
Residential Flat Roofs
Homes with flat or low-pitch roof sections
Commercial Buildings
Warehouses, offices, and retail spaces
Decks & Balconies
Waterproof outdoor living areas
Parapet Walls
Critical junctions and flashings
Frequently Asked Questions
How long does a Butynol roof last?
A properly installed and maintained Butynol roof can last 20-30 years or more. Regular inspections and timely repairs can significantly extend its lifespan.
Can Butynol be repaired or does it need full replacement?
In most cases, Butynol roofs can be effectively repaired. Small punctures, seam issues, and localized damage can often be fixed without full replacement. Our team assesses each roof individually to recommend the most cost-effective solution.
Is Butynol better than other flat roof options?
Butynol has proven itself over 40+ years in New Zealand conditions. While newer options like TPO exist, Butynol remains popular due to its proven track record, ease of repair, and excellent performance in our climate.
How much does Butynol roofing cost?
Costs vary based on roof size, complexity, and condition. We offer free inspections and quotes to provide accurate pricing for your specific project.