With in the last year I’ve put in three new cartridge in my single lever sink valve, they work smooth for a while but then get real stiff. Any one else run into this.
blm: did you replace the cartridge with a Moen made cartridge, or an el cheapo generic from Taiwan? We have this same problem all the time, that’s why a real Moen replacement costs 20 bucks at the discount store. Moe