3/8" Anti-Sweat Temperator Valve

Central Brass® Alliance Series Anti-Sweat Temperator Valve – Technical Product Information

The Central Brass® 0555 Anti-Sweat Temperator Valve is a professional-grade mixing device engineered to temper the water supplied to water closet tanks, minimizing tank condensation in humid or low-surface-temperature conditions. The valve employs an all-brass construction with integral backflow prevention and a detented control handle for repeatable hot-water bleed adjustment. It is designed for durable service in commercial and residential plumbing systems.

Technical Specifications

• Model: 0555 (Alliance Collection)
• Product Type: Anti-sweat temperator (hot/cold mixing valve for toilet tanks)
• Intended Use: Water closet tank tempering (condensation mitigation)
• Connection Size/Type: 3/8-18 MNPT
• Body Material: Cast brass, rough brass finish (suffix “RC” = rough chrome plated)
• Overall Height: 3-5/8 in
• Internal Components:
  • All metal components: brass
  • Dual integral check valves to prevent cross-flow between hot and cold supplies
  • Check valve seats: rubber
  • Stem packing: reinforced rubber
• Control/Adjustment: Detented handle positions regulate hot-water flow; maximum hot-water bleed when handle is parallel to the valve body
• Mounting Orientation: In-line with supply to water closet tank (hot and cold inlets; mixed outlet to tank feed)
• Operating Medium: Potable water systems
• Finish Options: Rough brass (standard); rough chrome (suffix “RC”)
• Applications: Commercial and residential bathrooms requiring tank anti-sweat control

Construction & Operating Features

• All-brass valve body and trim for mechanical durability and corrosion resistance
• Integral check valves eliminate reverse flow and protect hot/cold branch integrity
• Positive detent handle enables repeatable tempering settings during commissioning
• Serviceable packing and seats for long-term maintenance capability
• Compact 3-5/8 in height for tight-space rough-in and retrofit installations

Professional Summary

The Central Brass® 0555 Anti-Sweat Temperator Valve provides a compact, serviceable solution for tempering water to toilet tanks, utilizing an all-brass construction with integral check valves to prevent cross-connection. Detented adjustment allows accurate, repeatable hot-water bleed to control tank surface temperature and mitigate condensation. Available in rough brass or rough chrome finishes, the 3/8-18 MNPT temperator is suited to professional rough-in or retrofit applications where durable, code-compliant tank anti-sweat control is required.