![](https://dzpdbgwih7u1r.cloudfront.net/96a71333-f4c0-4db8-85f7-11aa71974db7/96a71c35-9951-4318-8363-653ca75b9ff5/9879f8fd-fba6-427c-abdc-e55f5eda32ce/w400h395-qooznsmdh.png)
![](https://dzpdbgwih7u1r.cloudfront.net/96a71333-f4c0-4db8-85f7-11aa71974db7/96a71c35-9951-4318-8363-653ca75b9ff5/9879f8fe-d89b-44cd-aba0-47975f40c460/w400h395-ivzqslvfi.png)
SERPIMastic Heavy Duty Encapsulant
F I B E R L O C K
REQUEST A QUOTE
Please use the checkout process to obtain a quote including delivery to your region. Note - you will not be charged at this time.
Heavy Duty Encapsulant
- Ultra durable
- Impact resistant
- Weather and UV resistant
- Interior and exterior application
- High solids and high build formula
- Easy one coat application
- Cost effective
- London Underground approved!
SerpiMastic is a high solids, water-based, high performance mastic coating. Two viscosity grades are available: sprayable and trowelable. SerpiMastic dries to an ultra durable, weather-resistant protective coating that provides high impact protection for asbestos, cement asbestos board and thermal/insulations on boilers, pipes and ducts.