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Performance Flooring Product Selector
For virtually any construction type, USG engineered gypsum cement underlayments deliver strengths you never thought possible. Ensure long-lasting performance on your project with USG’s versatile flooring portfolio.
Building Type
| Approximate Compressive Strength (psi) | Product | Building Type | |||||
| Single-Family | Multi-Family | Light-Commercial | Commercial/ Retail/ Office | Hotel/ Motel | Institutional | ||
| 7,000-10,000+ | USG Durock™ Quik-Top™ Self-Leveling Underlayment |  | | | | | |
| 7,000-10,000+ | USG Durock™ Quik-Top™ FR Self-Leveling Underlayment | | | | | | |
| 5,000-6,000 | USG Durock™ Proflow™ Self-Leveling Underlayment | | | | | ||
| 4,000-5,000 | USG Durock™ Surface™ Pro Self-Leveling Underlayment | | | | | ||
| 3,500-4,500 | USG Durock™ Multi-Use Self-Leveling Underlayment | | | | | | |
| 4,000-5,000 | USG Levelrock® 4500 Series Floor Underlayment | | | | | ||
| 3,500-5,000 | USG Levelrock® UltraArmor™ Series Floor Underlayment | | | | | | |
| 3,500-5,000 | USG Levelrock® CSD® Early Exposure™ Series Floor Underlayment | ||||||
| 3,500-4,500 | USG Levelrock® Commercial RH Floor Underlayment | | | ||||
| 3,000-4,100 | USG Levelrock® 3500 Series Floor Underlayment | | | | | ||
| 2,000-3,000 | USG Levelrock® 2500 Series Floor Underlayment | | | | |||
| 2,000-3,200 | USG Levelrock® RH Series Floor Underlayment | | | ||||
Subfloor Type
| Approximate Compressive Strength (psi) | Product | Subfloor Type | |||||||
| Plywood and OSB | Structural Panels | Heavy Wood Plank | Corrugated Steel Deck | Concrete | Concrete Plank | Concrete Repair/ Leveling | Radiant Heat | ||
| 7,000-10,000+ | USG Durock™ Quik-Top™ Self-Leveling Underlayment | | | | | | | ||
| 7,000-10,000+ | USG Durock™ Quik-Top™ FR Self-Leveling Underlayment | | | | | | | ||
| 5,000-6,000 | USG Durock™ Proflow™ Self-Leveling Underlayment | | | | |||||
| 4,000-5,000 | USG Durock™ Surface™ Pro Self-Leveling Underlayment | | | | | ||||
| 3,500-4,500 | USG Durock™ Multi-Use Self-Leveling Underlayment | | | | | | | | |
| 4,000-5,000 | USG Levelrock® 4500 Series Floor Underlayment | | | | | ||||
| 3,500-5,000 | USG Levelrock® UltraArmor™ Series Floor Underlayment | | | | | | |||
| 3,500-5,000 | USG Levelrock® CSD® Early Exposure™ Series Floor Underlayment | | |||||||
| 3,500-4,500 | USG Levelrock® Commercial RH Floor Underlayment | | | | | | | ||
| 3,000-4,100 | USG Levelrock® 3500 Series Floor Underlayment | | | | | | | ||
| 2,000-3,000 | USG Levelrock® 2500 Series Floor Underlayment | | | ||||||
| 2,000-3,200 | USG Levelrock® RH Series Floor Underlayment | | | | |||||