Preservative Recommendations

The life span of Blue Ribbon Products will increase dramatically when properly pressure-treated with AQUA SEAL® copper-oxide formulated waterborne preservatives. Blue Ribbon Products use one of four different AQUA SEAL preservatives, based on their appropriate end-use.

AQUA SEAL® Choices

AQUA SEAL - CCA

  • CCA (Chromated Copper Arsenate) is used extensively in construction, industrial, and agriculture applications.  AQUA SEAL - CCA preservatives meet American Wood Preservers Association (AWPA) Standard P5.  Blue Ribbon posts and poles are pressure-treated in accordance with AWPA standard C4 and System Standard UC4A.

AQUA SEAL - CA

  • CA (Copper Azole) is used specifically in residential applications like decks, fences, and Blue Ribbon TruStakes®. AQUA SEAL - CA preservatives do not contain arsenic or chromium, and are fully compliant with all EPA, Environment Canada and Code of Good Practice requirements. AQUA SEAL - CA preservative meets AWPA Standard P5.

AQUA SEAL - ACQ

  • ACQ (Alkaline Copper Quaternary) is the most widely used non-arsenic, non-chromium water-based wood preservative in the world. Typical residential applications include decks, fences and Blue Ribbon TruStakes. AQUA SEAL - ACQ preservatives are fully compliant with EPA, Environment Canada, and Code of Good Practice requirements. AQUA SEAL - ACQ preservatives meet AWPA Standard P5.

AQUA SEAL - ACZA

  • ACZA (Ammoniacal Copper Zinc Arsenate) protects against termite and fungal decay. AQUA SEAL - ACZA preservatives consistently meet recognized standards of penetration and retention in otherwise difficult to treat species like Coastal Douglas fir.  AQUA SEAL - ACZA preservatives meet AWPA Standard P5.

AQUA SEAL Recommendations 

Recommend SpecieRecommend IndustryBlue Ribbon ProductsApplications types
AQUA SEAL - CCA
Lodgepole Pine 
AgriculturalPosts and Poles
Fencing and Trellising
AQUA SEAL - CA
Fir and PineResidential and AgriculturalStakes, Posts and Poles
Tree Support, Fencing and Trellising
AQUA SEAL - ACQ
Fir and PineResidential and AgriculturalStakesPosts and PolesTree Support, Fencing and Trellising
AQUA SEAL - ACZA
Douglas FirAgricultural StakesPosts and PolesFencing and Trellising