50 Lbs. Basecoat Plaster

USG Structo-Lite Basecoat Plaster – Lightweight High-Performance Basecoat

USG Structo-Lite Basecoat Plaster is a lightweight, mill-mixed basecoat plaster formulated for interior wall and ceiling applications. Designed for efficiency and durability, it provides a strong, insulating base layer that can be applied over gypsum or metal lath, clay tile, concrete, or cinder block surfaces.

Professional Advantages

Structo-Lite is up to 50% lighter than traditional sanded basecoats, reducing handling fatigue while maintaining strength and coverage. With a high insulation value and excellent workability, it delivers consistent results in both residential and commercial projects.

• Lightweight Composition – Easier to apply and handle, reducing installation effort on job sites.
• High Insulation Value – Provides a k factor of 1.74 for improved thermal performance.
• Mill-Mixed Quality – Aggregates are blended at the factory, ensuring consistency and eliminating the need for on-site mixing.
• Versatile Application – Suitable for hand or machine application over multiple substrates.
• Durable Finish – Provides a strong, long-lasting base for finish plasters in high-use areas.

Technical Specifications

• Bag Weight: 50 lbs
• Application Method: Hand or machine applied
• Coverage: Dependent on thickness and substrate
• Substrates: Gypsum lath, metal lath, clay tile, concrete, cinder block

Installation Notes

Apply using standard plastering tools or mechanical equipment. Mix with clean water only, following manufacturer guidelines for consistency. Proper surface preparation is essential to ensure adhesion. For best results, installation should be performed by experienced plasterers familiar with basecoat application techniques.

Professional Application

Structo-Lite Basecoat Plaster is well-suited for large-scale commercial work as well as residential projects requiring a strong, lightweight, and insulating plaster base. Its high workability makes it ideal for troweling and shaping, while its insulating properties contribute to energy efficiency in wall and ceiling assemblies.

Conclusion

Engineered for professional-grade performance, USG Structo-Lite Basecoat Plaster delivers lightweight handling, excellent thermal value, and durable results. Its factory-mixed consistency and versatile application make it a trusted choice for contractors seeking efficiency and reliability on the job site.