108661For more information, visit www.desatech.comFor more information, visit www.desatech.com1111Vertical (V) Required32" 36" Vertical Pipe Horizontal (H) (32"/36")*42 1/ 2 " min. 461/ 2 " min. None 30" max.53 1/ 2 " min. 571/ 2 " min. 1 ft. 48" max.65 1/ 2 " min. 691/ 2 " min. 2 ft. 60" max.77 1/ 2 " min. 81 1/ 2" min. 3 ft. 84" max.89 1/ 2 " min. 931/ 2 " min. 4 ft. 20' max.Figure 15 - Horizontal Termination Configuration for Corner Installation Using One 90°ElbowSquareTerminationWallFirestopNot to Exceed(H) LimitsAs Required for (V)See Chart for PipeSection Required45°Elbow90° Elbow90° ElbowSquareTerminationWallFirestop45° Elbow12" MinimumCORNER AND ALTERNATE INSTALLATIONRecommended Applications:• Corner ground floor installation• Ground floor installation where pipe vents horizontally through wall(over 12" horizontal pipe)• Basement installation where one foot clearance from ground totermination is possibleSNORKEL TERMINATION INSTALLATIONRecommended Applications:• Installations requiring a vertical rise on building exterior• Any installation using snorkel termination to achieve one foot above groundSnorkel terminations are available for installations requiring a vertical rise on the exterior of the building. Ifinstalling snorkel termination below grade, you must provide proper drainage to prevent water from entering snorkeltermination (see Figure 16). Do not back fill around snorkel termination.VENTING INSTALLATIONINSTRUCTIONSContinuedVENTING INSTALLATION INSTRUCTIONSInstallation Planning (Cont.)12"MinimumSnorkelTerminationSnorkelTermination12"MinimumSnorkelTerminationWallFirestop90° Elbow45°ElbowFigure 16 - Snorkel Termination Configurations for Below Ground Installation*Note: Ground Floor Corner VentingNot to Exceed(H) Limits12"MinimumAdequateDrainage