end cuts treated with Tenino


Copper Naphthenate (2% copper as metal)

Tenino pint bottleTenino Gallon

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copper metal sheets

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copper care anti-microbialperiodic symbol cu

Since our founding Copper Care has always believed in creating innovative, effective biocides to provide optimum protection with minimum risk to human health and the enviroment. Today we are a global market leader in wood preservation technology. With more than a quarter century of experience developing and producing lower toxicity products with better efficacy combating microbials such as bacteria and fungi, Copper Care is uniquely positioned to bring new, innovative and effective products to market which will protect our families, friends and customers in their homes, businesses and lives.

  •  Copper Naphthenates
  •  Wood Preservatives
  •  Antimicrobial Copper

Ready-to-Use Tenino Copper Naphthenate (2% metallic copper) and Cu-Nap 8% concentrate can both be used to satisfy AWPA's M4 Standard for field treating end-cuts of pressure treated lumber. Tenino is readily available at local lumberyards, hardware stores and  Amazon.com.

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image of utility poles treated with copper naphthenate

Copper Care offers a full line of remedial preservative products specifically crafted and designed for the utilities Industry. To better serve these our customers Osmose Utility Services is Copper Care's exclusive distributor to the utilities services industry in the United States and Canada.

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image of Cu-Bor paste in bucket ready to apply to excavated post by brush

image of Copper Care's antimicrobial copper foilAntimicrobial Copper can make homes, businesses, and other public enviroments more hygenic by killing bacteria* on frequently touched surfaces.

When cleaned regularly, Antimicrobial Coppers are metallic touch surface materials registered U.S. Enviromental Protection Agency (EPA) to continuosly kill more than 99.9% of bacteria* that cause HAIs wihtin two hours of contact.

Science supporting the EPA registration has proven Antimicrobial Copper to be a highly effective* touch surface material. Some characteristics that make Antimicrobial Copper highly effective:

Continuously kill bacteria

Easy to use

Never wears out

No harsh chemical fumes

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 (402) 563-2663
 (402) 564-9508

 Mailing Address:

P.O. Box 707
Columbus, NE 68602-0707
Nisus CorporationOsmose Utility ServicesAmerican Wood Protection AssociationNational Association of Home BuildersInternational Code Council