Everest Systems LLC is a privately held Houston manufacturer of elastomeric roof coatings and sealants with more than 30 years in the coatings industry, operating a 100,000 sq ft production facility at 16601 Central Green Blvd. It ranked No. 24 on PCI Magazine's 2026 PCI 25 with reported 2025 coatings sales of $35-40 million, and its portfolio spans acrylic (Evercoat), silicone (Silkoxy), PVDF (Fluorostar, an Arkema Kynar Aquatec licensee), polyurea, primers, sealants and spray polyurethane foam under the EverMetal, EverCoat, EverFoam, EverPly and EverTight systems. Products are installed by a network of Everest Certified Applicators, with system warranties up to 20 years and a 10-year labor-and-material color-fast warranty on Fluorostar over EverCoat systems; warranties exclude ponding-water damage.
Coating products & published specs.
Silkoxy H3
Silicone
- CoverageMax 1.5 gal/100 sq ft per coat
- Solids90% by volume
- Film buildApprox 22-24 wet mils per 1.5 gal/sq coat
- WarrantyEverest system warranties up to 20 years via Certified Applicators (ponding water exclu…
Full specs & data sheet
Application
Coverage: Max 1.5 gal/100 sq ft per coat; yield 14 dry mils per 1 gal/100 sq ft
Film build: Approx 22-24 wet mils per 1.5 gal/sq coat; 14 dry mils per gal per square
Physical properties
Solids: 90% by volume
- Tensile 205 psi (ASTM D2370)
- elongation 468%
- tear 25 lbf/in (D624)
- Shore A 36
- solids 90% vol (D2697) / 91% wt (D1644)
- reflectivity 0.86 (aged 0.73)
- emissivity 0.92
- SRI 110 (CRRC)
- permeance 6.7 perms
- VOC <50 g/L
- UL 790 Class A
- Miami-Dade approved
- CA Title 24
- FM as maintenance coating
- Made in USA
Warranty
Everest system warranties up to 20 years via Certified Applicators (ponding water excluded)
Silkoxy H3-EZ
Silicone
- CoverageRoller-optimized low-viscosity version of Silkoxy H3
- Film buildHigh-solids single-component
- WarrantyEverest system warranties up to 20 years via Certified Applicators
Full specs & data sheet
Application
Coverage: Roller-optimized low-viscosity version of Silkoxy H3; apply per system spec
Film build: High-solids single-component; per system specification
Physical properties
- High-solids, single-component, low-viscosity moisture-cure silicone formulated for easier rolling application
- adhesion to unprimed weathered TPO, PVC, EPDM
Warranty
Everest system warranties up to 20 years via Certified Applicators
Silkoxy Flashing Grade
Silicone
- CoverageDetail/flashing grade for seams, penetrations and repairs
- Film buildTrowel/brush-grade detail application per detail drawings
- WarrantyCovered under Everest silicone system warranties on eligible projects
Full specs & data sheet
Application
Coverage: Detail/flashing grade for seams, penetrations and repairs
Film build: Trowel/brush-grade detail application per detail drawings
Physical properties
- High-solids, single-component, moisture-cure silicone flashing grade
- excellent adhesion to multiple membrane types
Warranty
Covered under Everest silicone system warranties on eligible projects
Evercoat OnePass EC
Acrylic
- CoverageUp to 50 wet mils in one pass
- Solids55% by volume
- Film buildHigh-build up to 50 wet mils single coat
- WarrantyEverest system warranties up to 20 years via Certified Applicators (ponding water exclu…
Full specs & data sheet
Application
Coverage: Up to 50 wet mils in one pass; yield 8.8 dry mils per 1 gal/100 sq ft
Film build: High-build up to 50 wet mils single coat; sag-resistant on vertical surfaces
Physical properties
Solids: 55% by volume
- Tensile 300 psi (ASTM D2370)
- elongation 220%
- tear 98 lbf/in
- solids 55% vol (D1653) / 65.4% wt (D1644)
- reflectivity 0.86
- emittance 0.90
- SRI 107
- permeability 14 perms
- VOC <50 g/L
- Shore A 50-55
- quick-set rain-safe in 30 min
- ASTM D6083
- UL Class A
- CA Title 24
- SCAQMD compliant
- CRRC
Warranty
Everest system warranties up to 20 years via Certified Applicators (ponding water excluded)
Evercoat OnePass HT
Acrylic
- Coverage1.5 gal/100 sq ft (24 wet mils) up to 50 wet mils in one or more passes
- Solids55% by volume
- Film buildHigh-build up to 50 wet mils single coat
- WarrantyEverest system warranties up to 20 years via Certified Applicators (ponding water exclu…
Full specs & data sheet
Application
Coverage: 1.5 gal/100 sq ft (24 wet mils) up to 50 wet mils in one or more passes; yield 8.8 dry mils per gal
Film build: High-build up to 50 wet mils single coat
Physical properties
Solids: 55% by volume
- High-tensile grade: tensile 500 psi (ASTM D2370)
- elongation 600%
- tear 133 lbf/in
- solids 55% vol (D1653) / 66% wt (D1644)
- reflectivity 0.87
- emittance 0.90
- SRI 107
- VOC <50 g/L
- quick-set rain-safe in 30 min
- ASTM D6083
- UL Class A
- CA Title 24
- Miami-Dade approved
- SCAQMD compliant
Warranty
Everest system warranties up to 20 years via Certified Applicators (ponding water excluded)
Fluorostar
Pvdf
- CoverageThin-film topcoat over EverCoat acrylic or other Everest systems
- Film buildThin-film PVDF topcoat per guide specification
- Warranty10-year color-fast labor &
Full specs & data sheet
Application
Coverage: Thin-film topcoat over EverCoat acrylic or other Everest systems; spray, brush or roller
Film build: Thin-film PVDF topcoat per guide specification
Physical properties
- Water-based single-component PVDF topcoat built on Arkema Kynar Aquatec resin
- extreme UV resistance
- inorganic pigments resist fading, dirt pick-up, algae and mold
- low VOC
- custom colors in 5 business days
Warranty
10-year color-fast labor & material warranty when installed over an acrylic EverCoat system by an Everest Certified Applicator
*Approximate street prices from public listings at time of research. Actual pricing varies by distributor, region, and volume — always confirm current pricing.
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