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Sealant Specialists/SECO is a distributor of quality Division 3, 7, 8 & Division 9 construction products. We are also the largest foam tape converting facility on the West Coast. In operation since 1974, we have a solid understanding of the needs of our customers.

We distribute quality products to the construction industry at a fair and equitable price. We approach this service by fostering positive relationships characterized by integrity, professionalism, enthusiasm, respect, and a sense of enjoyment.

Sealant Specialists/SECO has distribution centers in Portland, Seattle, Boise, Yakima, Spokane and Kennewick.

Projects Featuring our Products

Gesa Building Gesa Building

St. Alphonsus Saint Alphonsus Hospital

Seattle Office

6452 S 144th St
Tukwila, Wa 98168
800.333.8877
206.624.4574
Fax-206.624.8509

Spokane Office

5610 E. Broadway
Spokane, WA 99212
509.535.7756
Fax-509.535.2459

Yakima Office

515 So. 5th Ave.
Yakima, WA 98902
509.248.7900
Fax-509.453.2094

Kennewick Office

320 W. Entiat Ave #E
Kennewick, WA 99336
509.586.1282
Fax-509.586.2416

Portland Office

539 SE Division Pl #2
Portland, OR 97202
800.444.8877
503.238.1253
Fax-503.231.0162

Boise Office

218 E 50th St
Boise, ID 83714
208.323.4978
Fax-208.323.0807