This guide compares AWWA C504 butterfly valves with AWWA C509 and C515 resilient-seated gate valves. Use it to select the correct valve function, verify submittals, and prepare a complete water-project RFQ.
AWWA C504 vs C509/C515: Water Valve Standards Guide Okumaya devam edin »
A practical guide for engineers and project buyers specifying plunger valves or needle valves for dam outlets, reservoir discharge, and controlled water release systems.
Plunger Valves (Needle Valves) for Dam and Reservoir Discharge Okumaya devam edin »
A practical buyer guide to altitude valve selection for elevated tanks and reservoirs. Compare pilot options, materials, pressure ratings, testing needs, and RFQ details before ordering.
Altitude Valve Selection for Water Tank Mechanical Level Control Okumaya devam edin »
An air release valve helps remove trapped air from pressurized pipelines and admit air during draining or vacuum events. This guide shows buyers how to specify ARVs by function, pressure, media, material, installation point, testing, and RFQ details.
Air Release Valve (ARV): Preventing Air Pockets in Pipelines Okumaya devam edin »
