Sika 515280 55Lb Sika Level 325 Underlayment Sika

Product Description

Sika 515280 is a versatile cementitious underlayment suitable for various interior surfaces like concrete, wood, and tile. This one-component product is designed for quick application, providing a flat and smooth surface beneath final floor finishes. It is ideal for projects where speed and efficiency are vital.

• Suitable for installation above one-eighth inch and up to one and a half inch.
• Allows for up to three inches with aggregate.
• No moisture vapor emission rate limits on well-prepared concrete.

Product Highlights

This underlayment can be pumped or applied manually, making it ideal for both professionals and DIY projects. Its rapid-setting capabilities ensure that subsequent layers can be applied quickly.

Product Information

Standard Information

• Brand: Sika Corp
• Part Number: 438515280

Technical Specifications

• Capacity: 55 lb
• Coverage: 26 square feet at one-fourth inch
• Composition: >=25% to <50% Quartz (SiO2), >=5% to <10% Portland Cement
• Setting Time: 70 to 90 minutes
• Physical Form: Powder
• Compressive Strength: 2000 psi (1 day), 3500 psi (7 days), 5300 psi (28 days)
• Operating Temperature: 65 to 75 degrees Fahrenheit