Silicone HS MB is a high solids silicone coating system for use over smooth surfaced BUR/MB or granulated cap sheet. The system incorporates 7870 high solids silicone on the field of the roof, and 70695 silicone mastic on the seams. Silicone HS MB is intended for long-term protection over smooth and granulated cap sheet, modified bitumen and smooth built-up roof substrates. It is not intended for use directly over gravel-surfaced built-up roof substrates.
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High Solids Silicone
A moisture analysis is not required, but is highly recommended prior to the start of work.
Yes. Neogard's 7870 HS Silicone can be applied up to 45 wet mils in a single pass. For longer term warranties we recommend that 7870 be applied in two passes to ensure proper coverage.
Yes. All seams should be detailed with 70695 silicone mastic at a rate of 65 wet mils at 4” wide.
We offer Material Only and Labor/Material Warranties for 10, 15, and 20 year terms.
You do not have to be an approved applicator to purchase material and receive a Material Warranty. You must be a Certified Applicator to receive a Labor/Material Warranty.
Safety Data Sheets (SDS)