LP® TopNotch®
350 Series Sub-Flooring
Looking for a sub-floor that delivers LP®’s standard of excellence in terms of strength, and also additional moisture resistance due to unpredictable weather? LP TopNotch 350 Series Sub-Flooring delivers all that – and more.
This option features an advanced resin and wax composition that provides superior moisture resistance, with sealed edges adding extra protection. And our patented self-draining notch system quickly drains away surface water, minimizing problems with absorption, edge swell, buckling and warping. And LP TopNotch 350 comes with one of the strongest No-Sand Warranties in the industry.
LP TopNotch 350 Series
Advantages
- Superior moisture resistance
- Excellent strength and stability
- Self-draining notch system
- Protective edge coating
- Tongue-and-groove ease of installation
- Advanced wax/resin composition
- 100-Day No-Sand Warranty
- 50-Year Transferable Limited Warranty
LP TopNotch 350 is engineered with a self-spacing tongue-and-groove edge design that makes installation faster, easier, more cost-effective. And it is certified by the APA — the Engineered Wood Association to meet voluntary product standard PS2.