Trevoli PT Series – Premium Pressure & Expansion Tanks

Engineered for performance, the Trevoli PT Series Pressure & Expansion Tanks set the standard for durability, safety, and reliability in New Zealand’s residential, light commercial, and irrigation systems. Each tank is crafted from carbon steel or stainless steel, paired with a high-grade butyl diaphragm and FDA-approved polypropylene liner, ensuring water purity and longevity. With CE, ISO9001, UPC, NSF, and ACS certifications, and backed by a 5-year warranty, Trevoli tanks deliver uncompromising quality and peace of mind for critical water applications.

Features

• 5-Year Warranty – Long-term assurance for your investment

• Premium Build – Carbon steel with epoxy coating for corrosion resistance or stainless steel for maximum durability

• Advanced Water Safety – FDA-grade polypropylene liner prevents contamination and bacterial growth

• High-Performance Diaphragm – Butyl construction ensures long-lasting pressure stability

• Precision Engineering – Cast stainless steel water connection for leak-free operation

• Certified Quality – CE, ISO9001, UPC, NSF/ANSI 61, ACS, KC, NSF/ANSI 372 compliant

• Ready to Perform – Pre-charged with nitrogen to 4 Bar (58 psi)

• Low Maintenance – O-ring sealed air valve cap and no servicing required

• Wide Capacity Range – From compact 3L to heavy-duty 300L models, vertical or horizontal orientations

Why Choose Trevoli?

Trevoli pressure and expansion tanks are a trusted choice for New Zealand installers, contractors, and homeowners. Designed for water pressure boosting, storage, and transfer, they offer exceptional performance, minimal maintenance, and long service life — all backed by a 5-year warranty for added confidence.

Ideal Applications

• Water pressure boosting

• Residential & light commercial water systems

• Irrigation systems

• Potable water storage

• Closed water system installations

FAQs

Q: Is the Trevoli PT Series safe for drinking water?
A: Yes — the FDA-grade polypropylene liner ensures safe, clean, and contaminant-free water.

Q: What is the maximum working pressure?
A: All models are tested and rated for up to 10 Bar.

Q: Can I install these tanks outdoors?
A: Yes, but a protective enclosure is recommended to extend lifespan in extreme conditions.

Q: Do they require maintenance?
A: No, Trevoli tanks are fully sealed and maintenance-free.

Q: Are vertical and horizontal models available?
A: Yes — the PT Series offers both orientations to suit your installation needs.

Q: What is the warranty period?
A: All Trevoli PT Series tanks come with a 5-year warranty.