HANNO - your partner for joint sealing in building construction and sound insulation systems for 130 years

Reliable construction joint sealing

HANNO develops and produces clever solutions for the secure sealing of joints in window and façade construction.

Sealing products

Innovative technical acoustics

HANNO provides innovative products for sound, heat and vibration insulation in industrial applications.

Products for sound insulation

Our innovation: sound insulation without PFAS

Hanno-Tect-F-free

We are going fluorine-free.
Because green alone is not enough.

News at HANNO

Find out everything about activities at HANNO, innovations,
product launches and press releases.

01/13/2025 | Press release

HANNO innovation: PFAS-free BG1 sealing tape

A BG1 sealing tape that is PFAS-free and fulfils all the criteria of DIN 18542:2020: This is Hanno's trade fair innovation. A patent application has…

25 years of Hanno (Schweiz) AG - change of management to mark the anniversary

A reliable partner for innovative solutions. With this vision, Kurt Hersberger and Hanno-Werk Laatzen Germany founded Hanno (Schweiz) AG. Today, Hanno…

Hanno invests in new splitting plant

The sealant and insulation specialist Hanno (Laatzen) has put a new splitting line into operation that is specially designed for difficult-to-split…

The HANNO company from Laatzen near Hanover

HANNO has been developing and producing sealing tapes, sealants and sound insulation for use in building construction, drywall construction, industry and other areas for many decades.