Tyco Fire & Building Products, a business unit of Tyco Engineered Products & Services in the fire protection market, announced its agreement with the Wiliag Co. of Toledo, Ohio, to be the sole supplier of the Wiliag condensate drain. The auxiliary drain will now be sold under the Tyco Model DD-1, and will be exclusively available from Tyco Fire & Building Products. Introduced to the industry as the Wiliag Drain, the DD-1 condensate drain is a pre-manufactured drum drip assembly for installation in dry-pipe, deluge and pre-action automatic sprinkler systems. For more information, visit www.tyco-fire.com.