Diffuser Accessories

1-1/2" Air Stone w/ 3/16" Barb

$9.00

This high quality, fine bubble diffuser is constructed of an Alumina product, which is 3 times stronger than our former glass-bonded silca air stones. Learn More

| Add to Compare

1/2 PSI Check Valve

$14.00

This is the Check Valve (without adapters) that we use with our popular WBB4 diffusers. Learn More

| Add to Compare

1/2" FPT x 3/8" Barb Brass Adapter

$4.00

Use this Brass 1/2" FPT x 3/8" Barb to connect RAD850 & RAD1250 diffusers to 3/8" Airline. Learn More

| Add to Compare

1/2" MNPT x 3/8" Barb

$4.00

Use this brass 1/2" MNPT x 3/8" Barb to connect diffusers and check valves to 3/8" Airline. Learn More

| Add to Compare

1/2" MNPT x 5/8" Barb

$4.00

Use this Brass 1/2" MNPT x 5/8" Barb to connect diffusers and check valves to 5/8" Airline. Learn More

| Add to Compare

3" Air Stone w/ 3/8" Barb

$14.00

This high quality, fine bubble diffuser is constructed of an Alumina product, which is 3 times stronger than our former glass-bonded silca air stones. Learn More

| Add to Compare

6" Air Stone with 1/2" MPT

$18.00

This high quality, fine bubble diffuser is constructed of an Alumina product, which is 3 times stronger than our former glass-bonded silca air stones. Learn More

| Add to Compare

9" Air Stone with 1/2" MPT

$30.00

This high quality, fine bubble diffuser is constructed of an Alumina product, which is 3 times stronger than our former glass-bonded silca air stones. Learn More

| Add to Compare

Check Valve for OB1

$20.00

Check Valve with Adapter for OB1 MixAir Tech Diffuser. Includes a 1/2" MNPT threaded nipple to connect to diffuser and a 1/2" MNPT x 3/8" Barb to connect to airline.
Learn More

| Add to Compare