Preformed Mastic Strips

Choosing the right ARBO mastic strip depends on your specific project requirements. The list below will guide you in finding the most suitable selection:

Glazing or flat-section applications

Arboseal GZ tape offers unmatched versatility. Whether you're sealing double-glazed units into timber or metal frames or addressing guttering needs, Arboseal GZ’s flat-section design makes it a perfect fit. Available in a range of sizes and colours, it accommodates both functional and aesthetic requirements.

Tailored aesthetic

Arboseal GZ’s colour range, including teak and white, offers options to suit specific project appearances. Both products are backed by ARBO’s commitment to quality, ensuring a long-lasting seal for various applications. If you can’t find the right mastic strip, get in touch with a member of our team and they can help you find the right option for you.

ARBO’s preformed mastic strips are trusted by professionals for their superior performance and adaptability. Here's why they're the ideal choice:

Proven Durability

ARBO preformed mastic strips are designed for longevity, with a service life exceeding 20 years. They are highly resistant to UV exposure, ensuring reliable performance even in outdoor environments over time.

Temperature and Chemical Resilience

These strips perform exceptionally across a wide temperature range (-25°C to +50°C) and are resistant to most dilute acids, alkalis, vegetable oils and alcohol. This makes them suitable for various conditions, from harsh weather to chemically exposed environments.

Ease of Application and Handling

Thanks to their preformed design, ARBO mastic strips are easy to apply, providing consistent results with minimal effort. They are also safe to handle, with no known health hazards, giving professionals confidence during installation.

Versatility for Varied Applications

A preformed mastic strip caters to diverse industries, supporting roofing, cladding, glazing and guttering applications. The range includes multiple sizes, diameters and colour options (for Arboseal GZ), offering both functional and aesthetic flexibility.

Sustainable and Cost-Effective

Built to last for decades, ARBO’s strips reduce maintenance needs and material waste, providing an environmentally friendly and cost-effective solution for sealing applications. By choosing ARBO, you're investing in products that deliver exceptional quality, longevity, and value. Whether you’re sealing a residential project or managing a large-scale commercial application, ARBO’s preformed mastic strips are the professional’s choice.

The majority of preformed mastic strips comply with relevant British Standards and offer additional assurances for use in construction. If you need a mastic strip that complies with specific standards, speak to our team and they can suggest the best product for you.

Still not sure? Talk to our expert team! We can provide advice on the right preformed mastic strip for the type of surface, adhesion and elasticity required.

Important Information

The information is given in good faith and based on results gained from experience and tests. However, all recommendations or suggestions are made without guarantee since the conditions of use are beyond our control.

It is the user and specifier’s responsibility to ensure ARBO product is suitable for the intended use: consult ARBO Technical Services for specific advice. Goods are supplied subject to the Company’s terms and conditions of sales, a copy of which is available on request.