Froschmarke refractory boiler putty is an asbestos-free, non-shrinking putty made of potassium water glass that is used to seal boiler equipment, ovens, and stoves from flue gases during use. It adheres well to metal and other materials, is resistant to open flames and temperatures up to 1000°C, and provides an excellent seal against flue gases.

1. Non-shrinking refractory
• Easy to work with
boiler putty e.g. for sealing off
from flue gases during the use
• Asbestos-free of boiler equipment, ovens
and stoves.
• Non-shrinking
• Adheres well
Refractory Boiler Putty
FROSCHMARKE
Froschmarke refractory boiler putty is a Adheres well to metal and other materials,
potassium water glass-based sealing putty. non-crumbling, non-shrinking.
The putty is free of asbestos and other
harmful substances. Excellent sealing-off from flue gases when
used in boiler equipment, ovens and stoves.
Froschmarke refractory boiler putty is guaranteed
to be resistant to open flames and temperatures of
up to above +1000 °C.
Fermit GmbH
Zur Heide 4 • 53560 Vettelschoss www.fermit.de
Tel: +49(0)2645 - 2207 / Fax: +49(0)2645 - 3113