Accu-Tab Model 3500 Calcium Hypochlorite Chlorination System – 500 lb Capacity

The Accu-Tab® Model 3500 Chlorination System is engineered for the most demanding commercial and municipal aquatic environments, delivering consistent chlorine feed with minimal maintenance. Constructed from rigid PVC, this high-capacity unit holds up to 500 lbs of Accu-Tab Blue or Blue SI calcium hypochlorite tablets (68% available chlorine) and delivers up to 36.4 lbs of chlorine per hour.

Designed with proprietary erosion technology, the 3500 ensures reliable and uniform chlorine dissolution while keeping most tablets dry to minimize degradation. Maintenance is simple—most installations require only an annual cleaning.

This system integrates easily into new or existing water treatment setups with minimal capital investment and is ideal for high-volume pools, waterparks, municipal systems, and large aquatic centers.

Key Features

• Chlorine output up to 36.4 lbs/hr

• 500-lb tablet capacity for extended run time

• NSF/ANSI Standard 50 certified for aquatic use

• Works exclusively with Accu-Tab Blue and Blue SI tablets with 68% available chlorine

• Durable rigid PVC construction for long service life

• Low-maintenance design; often only annual cleaning required

• Easy integration into existing systems with simple plumbing connections

• Proprietary erosion technology ensures consistent chlorine delivery

• Made in the USA

Visit Accu-Tab for complete information.