Have a Question? 1.800.832.7111 Contact Us Products Applications Sustainability Technical Support About Us Sample Cart (0 items) Technical FAQs Find answers to some common technical questions Click one of the following items to jump to that section: General Applications Pre-Installation Installation Post-Installation Londeck Click HERE to view our Customer Support FAQs page for non-technical questions. General Is your flooring linoleum? What are the advantages of resilient flooring? What does resilient mean? What types of indentations can be expected with your flooring? How high of a point load can your flooring handle? How do you determine the tests performed on your flooring? Back to top Applications Can I install your flooring over a radiant heating system? Can your flooring be used in kitchens? Is your flooring suitable for residential installations? What does semi-exterior mean? Can I loose lay your flooring? Back to top Pre-Installation Why are both calcium chloride and RH tests required for installations over a concrete slab? My concrete slab is x years old or on the nth floor, do I still need to perform concrete moisture testing? What are your concrete moisture requirements, and what do I do if mine are higher? How do I remove old flooring and its adhesive? Back to top Installation Can the #650 Two-Component Solvent-Free Epoxy Adhesive be mixed in small batches? I cannot find the trowel size recommended for your adhesive, can I use a different size? What is the difference between open and working time, and what is flashing off? Why is glazing of a heat welded seam required? Why is a urethane nozzle (Part #ZZ65) required for some floors? Can the urethane nozzle (Part #ZZ65) be used for flooring without a factory-applied urethane finish? What is the difference between a heat weld and a chemical weld? Back to top Post-Installation Why is there a shine at the sides of my heat welded seam? What is meant by initial maintenance? Why do I need to wait 48 hours after install to perform the initial maintenance? Why is a neutral pH cleaner recommended? Can disinfectants be used with your flooring? Back to top Londeck Can Londeck be installed as roofing? Why is an overlap weld required? Is a sealant always needed for Londeck installations? Can Londeck be installed indoors? Back to top Be the First to Know! The latest news, promotions and inspiration, just for you FIND US ON... APPLICATIONS Healthcare/Assisted Living Corporate & Education Fitness Retail & Hospitality Displays & Fixtures Exterior Decking Exhibits & Entertainment Aircraft Marine Military Specialty Vehicles Testimonials SUSTAINABILITY Benefits of Lonseal® Sheet Vinyl Flooring LEEDv4/4.1 & EPD Certifications GreenVinyl Product Chart TECHNICAL Technical Main Page Technical Blogs Technical FAQs ABOUT US Our Team News Event Calendar Media Inquiries Memberships Video Library CONTACT General Questions Online Purchase Order Form Headquarters 928 East 238th Street Carson, California 90745 USA Phone: 1 (800) 832-7111 (USA only) All other countries call: +1 (310) 830-7111 © 2021 Lonseal Inc. All Rights Reserved. Please read our Privacy Policy | Terms & Conditions