Uniflex is Sherwin-Williams' fluid-applied commercial roofing brand: silicone, acrylic elastomeric, and urethane coatings plus primers, sold through Sherwin-Williams stores nationwide. Professionally installed systems qualify for UNIGUARD 10-, 15-, and 20-year labor-and-material warranties.
Coating products & published specs.
Silicone44 Rubberized Silicone (44-300)
Silicone
- Coverage~1.33 gal/sq min
- Solids98% by volume
- Film build24 wet / 22 dry mils minimum
- WarrantyUNIGUARD 10 / 15 / 20-year system warranties
Full specs & data sheet
Application
Coverage: ~1.33 gal/sq min; commonly 2 coats at 1 gal/sq; UNIGUARD 2 gal/sq (15-yr), 2.5 gal/sq (20-yr)
Film build: 24 wet / 22 dry mils minimum
Physical properties
Solids: 98% by volume
- Tensile 275 psi
- elongation 425%
- reflectivity 0.90
- SRI 110
- Miami-Dade
- UL
- Title 24
Warranty
UNIGUARD 10 / 15 / 20-year system warranties
Premium White Elastomeric (41-300)
Acrylic
- Coverage1 gal/sq per coat
- Solids52% by volume
- Film build8.4 dry mils per gal/sq
- WarrantyUNIGUARD 10 / 15 / 20-year acrylic systems
Full specs & data sheet
Application
Coverage: 1 gal/sq per coat
Film build: 8.4 dry mils per gal/sq
Physical properties
Solids: 52% by volume
- Tensile 240 psi
- elongation 180%
- ASTM D6083
Warranty
UNIGUARD 10 / 15 / 20-year acrylic systems
Urethane88 (46-600)
Polyurethane
- Coverage1 gal/sq per coat
- Solids78% by volume
- Film build12.5 dry mils per gal/sq
- WarrantyUNIGUARD-warranted urethane systems
Full specs & data sheet
Application
Coverage: 1 gal/sq per coat
Film build: 12.5 dry mils per gal/sq
Physical properties
Solids: 78% by volume
- Aliphatic moisture-cure
- VOC 134.5 g/L
- full cure 72 hrs
Warranty
UNIGUARD-warranted urethane systems
Rust Inhibitive Metal Primer (34-520)
Primer
- Coverage1-2 gal/sq on corroded metal
- Solids50% by volume
- Film build3.2 dry mils per gal/sq
- WarrantyRequired in UNIGUARD metal systems
Full specs & data sheet
Application
Coverage: 1-2 gal/sq on corroded metal
Film build: 3.2 dry mils per gal/sq
Physical properties
Solids: 50% by volume
- Solvent-based alkyd
- zinc rust inhibitors
- Fed Spec TT-P-636D
Warranty
Required in UNIGUARD metal systems
Bleed Blocker Primer (41-530)
Primer
- Coverage1 gal/sq
- Film build8 dry mils per gal/sq
- WarrantyRequired over asphaltic membranes in UNIGUARD silicone systems
Full specs & data sheet
Application
Coverage: 1 gal/sq
Film build: 8 dry mils per gal/sq
Physical properties
- Waterborne epoxy bleed-block
- VOC <63 g/L
Warranty
Required over asphaltic membranes in UNIGUARD silicone systems
*Approximate street prices from public listings — specs & pricing researched August 2026. Actual pricing varies by distributor, region, and volume — always confirm current pricing.
Where to buy Uniflex coatings.
Sold through 4,000+ company-owned Sherwin-Williams paint stores and sherwin-williams.com, not through roofing distributors.
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