Additional InformationASTM A53 Grade A/B Type E|cULus Listed|FM Approved|ASME B1.20.1|NFPA 13
Marketing InformationMERIT® Weld-Miser® Tee-Let® welding branch outlet fittings offer the user a high strength, low cost, welded steel, threaded and grooved line of fittings. Tee-Let® are specifically designed and manufactured to be installed on schedules 5 thru 40 and proprietary thin wall flow pipe. MERIT® Tee-Let®'s are steel welding outlet fittings. The material used in manufacture meets the chemical and physical requirements of ASTM A 53, grades A or B, type E. Tee-Let®'s employ a low weld volume design to provide for either a partial or full penetration weld employing a single pass with minimum burn through and pipe distortion. Threads are NPT per ASME B1.20.1 or ISO 7/1 taper as ordered. Tee-Let®'s are UL listed and FM approved for use conforming to the requirements of NFPA 13. When used in fire sprinkler systems, Tee-Let®'s are rated for 300 psi or 175 psi on 6 in EZ-Flow Pipe.