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

Reliable sealing of construction joints

HANNO develops and manufactures innovative solutions for the secure sealing of joints in window and façade construction.

Sealing products

Innovative technical acoustics

HANNO supplies innovative products for sound, thermal and vibration insulation in industrial applications.

Soundproofing products

Our innovation: sound insulation without PFAS

HANNO-Tect-F-free

We are reducing the use of fluoride-containing additives in selected products.

Latest news from HANNO

Find out all about HANNO’s activities, innovations,
product launches and press releases.

The company HANNO, based in Laatzen near Hanover

HANNO has been developing and manufacturing sealing tapes, sealants and sound insulation products for use in building construction and drywall installation, in industry and other sectors for many decades.