SikaTop Seal 107 is a two-component polymer-modified waterproofing slurry mortar in a Gray unit that yields approximately 2.65 gallons mixed. It is slightly flexible for fine cracks and ANSI/NSF 61 potable-water compliant.
SikaTop Seal 107 is a two-component, polymer-modified, cementitious waterproofing and protective slurry mortar that is slightly flexible for fine cracks on interior and exterior concrete. This Gray unit (part 91147) mixes to approximately 2.65 gallons from a 1 gallon Component A jug and a 35.5 lb Component B bag, works approximately 60 minutes at 68 F, and reaches approximately 3,400 psi compressive at 28 days. It is ANSI/NSF 61 potable-water compliant and vapor permeable while resisting water penetration.
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | SikaTop Seal 107 |
| Part no. | 91147 |
| Unit | 44 lb unit yielding approximately 2.65 gallons mixed |
| Color | Gray |
| Chemistry | Two-component polymer-modified cementitious slurry |
| Mixing ratio (slurry) | 1:4.1 by weight (full unit) |
| Working time | Approximately 60 minutes at 68 F |
| Compressive 28 day (Gray) | Approximately 3,400 psi |
| Coverage | Approximately 40 sq ft/gal at 40 mils |
| Listing | ANSI/NSF 61 potable water |
Product documents: SikaTop Seal 107 Product Data Sheet (PDF)
What waterproofing jobs suit SikaTop Seal 107?
Drinking-water tanks, reservoirs, clearwells, basements, balconies under light foot traffic, and interior or exterior concrete, mortar, blockwork, and brickwork.
What compressive strength does Gray SikaTop Seal 107 reach?
Approximately 3,400 psi at 28 days under ASTM D-695. White type reaches approximately 3,000 psi.
What coat thickness applies for waterproofing with SikaTop Seal 107?
Two coats at 40 mils per coat on smooth substrates, approximately 40 sq ft per gallon per coat. Three coats may be needed under extreme infiltration.
What working time should crews plan for SikaTop Seal 107 at 68 F?
Approximately 60 minutes at 68 F, dropping to approximately 30 minutes at 86 F.
What potable-water listing applies to SikaTop Seal 107?
It is ANSI/NSF 61 potable-water compliant per the product data sheet.
What size is the SikaTop Seal 107 Gray unit on this page?
This page is the Gray 44 lb unit that yields approximately 2.65 gallons mixed, part 91147.
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