Dreyoo Pressure Balance Cartridge for RP70538/RP73625 – Peerless/Delta

Upgrade your shower performance with a Dreyoo replacement cartridge

If you notice dripping or temperature fluctuations in your shower, this Dreyoo replacement kit offers a practical, maintenance friendly upgrade that helps restore steady flow in daily routines. Designed for single handle valves, the cartridge balances pressure to keep water temperature steady and the flow consistent, reducing abrupt changes you might experience when someone else runs water elsewhere in the home.

The included check valve helps guard against backflow, contributing to safer and more dependable operation in wet bathrooms. The chrome finish and solid build bring durable performance to a space that sees regular use, making this a sensible refresh for aging fixtures. In busy households, a stable shower temperature matters for family members of all ages. The cartridge balances pressure so a quick turn of the handle yields predictable results, even when water demand shifts in tandem with other fixtures.

What you get with this kit is a practical upgrade that doesn’t require a full faucet replacement. The replacement cartridge is compact and designed to fit a range of common plumbing setups. For reference, the unit stands 3.15 inches tall and 1.57 inches wide, helping you gauge fit before you begin.

What you get

• 1 x Dreyoo single function pressure balance cartridge (RP70538 replacement)
• 1 x RP73625 check valve assembly

Why this matters

• Single function design focuses on balancing temperature and flow on single handle fixtures
• Helps reduce abrupt temp changes and pressure shifts during showers
• Durable plastic and metal construction with a chrome finish for lasting use
• Properly sized for compatibility with many standard shower assemblies

Compatibility at a glance

• Peerless single handle tub and shower faucets
• Delta single handle tub and shower faucets
• Delta Foundation series compatibility

Easy installation and use

• Replace the old cartridge with the new one and test for leaks
• Simple swap can refresh faucet performance in minutes
• Long lasting performance thanks to thoughtful design

Note: This replacement kit is offered by Dreyoo to demonstrate compatibility with several major brands. It is not affiliated with Peerless or Delta trademarks.