The Whirlwind STA40 Septic Air Pump is one of the highest quality, reliable septic air pumps on the market today! It's longer service life and performance makes it one of the best available. Perfect for some 500 GPD treatment systems as well as pond aeration, etc.

Most 500GPD treatment systems will use our Whirlwind ST60N or STA80N.

Includes: Filter pad (1) Hose and clips (2) User Manual

Warranty

The Whirlwind STA40 Septic Air Pump comes with a 2-year limited warranty.

The Whirlwind STA60N Septic Air Pump is one of the highest quality, reliable septic air pumps on the market today! Built with oversized diaphrams and a shuttle for long service life ensuring excellent performance making it one of the best available. Used in some 500 GPD treatment systems, pond aeration, etc. MOST 500 GPD treatment systems use the Whirlwind STA80N.

Includes: Filter pad (1) Hose and clips (2) User Manual

Warranty

We offer a 2-year limited warranty on all Whirlwind Septic Air Pumps.

The Whirlwind STA80N is one of the highest quality, reliable septic air pumps on the market today! Built with oversized diaphrams and shuttle for long service life, in addition to its excellent performance, makes it one of the best units available. Used in most 500-750 GPD treatment systems, pond aeration, etc.

Includes: Filter pad (1) Hose and clips (2) User Manual

Warranty

We offer a 2-Year Limited Warranty on all Whirlwind Septic Air Pumps.

The Whirlwind STA100N Septic Air Pump is one of the highest quality, reliable septic air pumps on the market today! Built with oversized diaphrams and a shuttle for long service life ensure excellent performance making it one of the best units available. Used in most 750-1000GPD treatment systems, pond aeration, etc.

Includes: Filter pad (1) Hose and clips (2) User Manual

Warranty

We offer a 2-year limited warranty on all Whirlwind Septic Air Pumps.

The Whirlwind STA120N Septic Air Pump is one of the highest quality, most durable septic air pumps on the market today! Built with over-sized diaphrams and a shuttle for long service life ensure excellent performance making it one of the best units available. Used in most 1000-1200GPD treatment systems, pond aeration, etc.

Includes: Filter pad (1) Hose and clips (2) Owner's Manual

Warranty

We offer a 2-year limited warranty on all Whirlwind Septic Air Pumps.

The Whirlwind STA150N Septic Air Pump is an excellent choice for treatment systems up to 1500 GPD, pond aeration and many other applications. The STA150N is one of the most durable, energy efficient linear pumps on the market today. The Whirlwind series linear pumps are known for their long service life and quiet operation.

Includes: Filter pad (1) Hose and clips (2) Owner's Manual

Warranty

We offer a 2-year limited warranty on all Whirlwind Septic Air Pumps.