Ultra Plan 1

Mapei Ultraplan 1 Plus

Ultraplan 1 Plus is a quick-setting, self-leveling, self-drying underlayment and
repair mix for interior concrete and engineer-approved floors. Ultraplan 1 Plus
has high strength and is abrasion-resistant, able to withstand light foot traffic
after 2 to 3 hours and vehicular rubber-wheel traffic after 3 days. Stocked in grey 50# bags.

WHERE TO USE • For leveling, smoothing and repairing of interior residential or commercial floors before the installation of flooring systems or floor coverings. • For use over radiant-heated floors or to encapsulate hydronic or electric radiant-heated floors • Interior, residential applications (such as rental apartments, condominiums and homes) • Interior, commercial applications (such as office buildings, hotel rooms/ hallways, restaurants and cafeterias) • Interior, heavy-commercial applications (such as hotel lobbies, convention centers, airports, shopping malls, grocery stores and department stores) • Interior, institutional applications (such as hospitals, schools, universities, libraries and government buildings) SUITABLE SUBSTRATES • Sound, dimensionally stable, fully cured concrete at least 28 days old and free from hydrostatic pressure • Well-bonded and dimensionally stable ceramic tile, porcelain tile, quarry tile, natural stone, vinyl composition tile (VCT), cement, epoxy-based moisture barriers and epoxy terrazzo • Properly installed cement backer units • Durable, sound, stable and fully cured cement-based mortar beds • Engineer-approved plywood or oriented strand board (OSB) subfloors in accordance with the most recent edition of the Tile Council of North America’s F185 specification. Before a MAPEI underlayment is applied over plywood flooring, ASTM C847 specifications for finished flooring, load, use and/or deflection may require a synthetic lath such as Mapelath™ or an appropriate diamond mesh on top of the primed surface. • Existing nailed-down wood flooring (including plank wood subfloors, strip wood subfloors or nailed-down solid wood flooring) that has been covered over with at least one layer of 5/8" (16 mm) plywood, glued and screwed • Gypsum-based underlayments Consult MAPEI’s Technical Services Department for installation recommendations regarding substrates and conditions not listed.