In Episode 2 of The Masons Podcast, building designer Michelle sits down with Masons Technical Manager, Arthur Whitfield, to unpack the importance of flexible air barriers in New Zealand construction. Learn what they are, how UNI PLUS & UNI PRO underlays keep your builds dry, compliant, and on schedule, and discover the key installation tips that prevent costly mistakes.

PART 1: Flexible Air Barriers Explained (00:00 – 12:47)

PART 2: Installation, Compliance & On-Site Tips (12:48 – End)

Key Takeaways:

1. Flexible air barriers vs standard wall underlay
2. Productivity benefits for builders
3. Handling high wind zones
4. Installation mistakes to avoid
5. How performance outweighs costs

🎧 Tune in to make smarter decisions on your next project.

About Masons:

Masons began over 20 years ago, founded by Trent Mason, from a family of bricklayers, and has grown into a building-envelope focused company developing practical systems and products for building and construction in New Zealand and Australia.

For more on Masons go to https://mpb.co.nz

In this first episode of The Masons Podcast, host Michelle is joined by Arthur Whitfield, Masons Technical Manager, to dive into wall underlays and their role in secondary moisture management.

They explore:

1. The main types of wall underlays used in New Zealand
2. How underlays work with cavity closures, battens, and flashings
3. Practical tips for builders, designers, and specifiers

Whether you’re on site or designing the next build, this episode provides real-world insights to keep walls dry, buildings safe, and projects running smoothly.

About Masons:

Masons began over 20 years ago, founded by Trent Mason, from a family of bricklayers, and has grown into a building-envelope focused company developing practical systems and products for building and construction in New Zealand and Australia.

Learn more about Masons at https://mpb.co.nz

Subscribe to The Masons Podcast for more episodes on smarter building, ventilation, and wall systems

Your source for insights and innovation in New Zealand building and construction.