How To Bring Down Alkalinity In Hot Tub - Test the ph every 30 minutes and keep adding until the alkalinity is in. Run the pump and add your ph reducer. Web soda ash (sodium bicarbonate): Web it’s important you lower the alkalinity in your hot tub immediately when you notice it. Web to lower alkalinity without affecting ph in a hot tub, use muriatic acid, sodium bisulfate, or a ph decreaser. Despite seeming counterintuitive, using soda ash in small amounts can lower alkalinity.
Test the ph every 30 minutes and keep adding until the alkalinity is in. Web soda ash (sodium bicarbonate): Despite seeming counterintuitive, using soda ash in small amounts can lower alkalinity. Web to lower alkalinity without affecting ph in a hot tub, use muriatic acid, sodium bisulfate, or a ph decreaser. Web it’s important you lower the alkalinity in your hot tub immediately when you notice it. Run the pump and add your ph reducer.