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12% 48 STATE TOUR Launch Sale 💥 FREE 2026 Tees w/ Orders $115+
12% 48 STATE TOUR Launch Sale 💥 FREE 2026 Tees w/ Orders $115+
Contact Policies About 2025 Restoration Contest

Larsen Products

For nearly 70 years, Larsen Products Corp., bonding agents have been specified by major architects, engineers and construction companies throughout the world. Our Weld-Crete® concrete bonding & repair agent and our Plaster-Weld® plaster bonding & repair agent are two of the highest quality bonding agents the industry has to offer, suitable for both commercial and residential construction, remodeling, repair, restoration & updating.

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  • Plaster-Weld - Bonds new plaster-Larsen Products-Atlas Preservation
    Plaster-Weld - Bonds new plaster-Larsen Products-Atlas Preservation

    Plaster-Weld - Bonds new plaster

    Larsen Products
    $14.95 - $39.95
    $14.95 - $39.95
    $14.95 - $39.95
    $14.95

    Larsen Products Plaster-Weld Bond new plaster to any clean, structurally sound, interior surface Plaster-Weld® bonds new plaster to any clean, stru...

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    $14.95 - $39.95
    $14.95 - $39.95
    $14.95 - $39.95
    $14.95
  • Weld-Crete - Bonds new concrete, stucco, tile setting beds and terrazzo-Larsen Products-Atlas Preservation
    Weld-Crete - Bonds new concrete, stucco, tile setting beds and terrazzo-Larsen Products-Atlas Preservation

    Weld-Crete - Bonds new concrete, stucco, tile setting beds and terrazzo

    Larsen Products
    $14.95 - $45.95
    $14.95 - $45.95
    $14.95 - $45.95
    $14.95

    Larsen Products Weld-Crete Bond new concrete, stucco, tile setting beds and terrazzo to any structurally sound surface, interior or exterior Weld-C...

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    $14.95 - $45.95
    $14.95 - $45.95
    $14.95 - $45.95
    $14.95
  • Acrylic Admix-101 - Add to bond new concrete, portland cement plaster, and mortar mixes-Larsen Products-Atlas Preservation
    Acrylic Admix-101 - Add to bond new concrete, portland cement plaster, and mortar mixes-Larsen Products-Atlas Preservation

    Acrylic Admix-101 - Add to bond new concrete, portland cement plaster, and mortar mixes

    Larsen Products
    $24.95 - $24.95
    $24.95
    $24.95 - $24.95
    $24.95

    Larsen Products Acrylic Admix-101 Bond new concrete, Portland cement plaster, and mortar mixes Acrylic Ad-Mix 101® is an integrally added bonding ...

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    $24.95 - $24.95
    $24.95
    $24.95 - $24.95
    $24.95