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DIVISION 1 - GENERAL REQUIREMENTS - IDEAS-EC

DIVISION 1 - GENERAL REQUIREMENTS - IDEAS-EC

DIVISION 1 - GENERAL REQUIREMENTS - IDEAS-EC

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2.07 SILENT CH<strong>EC</strong>KA. Ductile iron or cast steel bodyB. Bronze trimC. Stainless steel springD. Wafer style for 2-1/2 IN and smallerE. Globe style for 3 IN and largerF. Rated for 150 psi working pressureG. Products as manufactured by Nibco, Apco, or others, and which meet these Specifications.2.09 SWING CH<strong>EC</strong>KS (PVC AND FRP PIPING APPLICATIONS)A. PVC valve body and DiscB. EPDM seats and sealsC. Rated 100 PSI at 70 DegF1. End connections per piping specification schedule in Section 150602. External lever and weight2.10 PVC BALL CH<strong>EC</strong>K VALVEA. CPVC Ball Check Valves1. CPVC body2. Valves shall be equipped with Viton O-ring seals.3. Valves rated for 120 psi at 140 DegF.4. Provide end connections per Piping Specification Schedules in Section 15060.PART 3 - EX<strong>EC</strong>UTION3.01 EXAMINATIONA. Prior to installation, inspect interconnecting piping and end connections to assure compatibilityB. Prior to installation, inspect and verify condition of valve and appurtenances. Installation constitutesinstaller's acceptance of product condition for satisfactory installation.C. Assure exposed piping is sufficiently supported to bear weight of valve when it is installed15106 - 411/07 CH<strong>EC</strong>K VALVES

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