Diversitech SG1 Big Shot Drain Gun

Overview

The Diversitech SG1 Big Shot Drain Gun is a heavy-duty tool engineered for HVAC technicians who need a fast, reliable solution for clearing condensate drain lines. Utilizing proven SWOOSH technology, this tool delivers a high-pressure burst of oil-free CO2 to instantly dislodge stubborn clogs, slime, and debris that can cause water damage and system shutdowns.

Constructed with high-quality materials and featuring an ergonomic trigger design, the Big Shot is built for professional ease of use in the field. By leveraging larger 20-gram CO2 cartridges, it provides 25 percent more clearing capacity than standard units, ensuring that even the most persistent blockages are flushed through the system effectively on the first try.

Why It Matters

Clogged drain lines are one of the most common causes of HVAC service calls. The Big Shot Drain Gun allows technicians to resolve these issues in seconds rather than minutes, significantly reducing labor costs and improving customer satisfaction by preventing potential overflows and expensive property damage from condensate leaks.

What's Included

• 1 x Diversitech SG1 Big Shot Drain Gun
• 1 x Flexible Hose Assembly
• 1 x Tapered Fitting (3/8 inch – 3/4 inch)

Features & Benefits

• 800 PSI Power: Delivers a concentrated burst of oil-free air to clear the line instantly.
• 25% More Capacity: Uses 20-gram CO2 cartridges for better elimination of gunk and debris compared to smaller units.
• Universal Tapered Fitting: Secures tightly to drain openings ranging from 3/8 inch to 3/4 inch.
• Flexible Hose Assembly: Maneuvers easily through tight cabinets, coils, and hard-to-reach drains.
• Oil-Free Operation: Provides a clean burst of air with less mess, protecting the integrity of the HVAC system.
• Ergonomic Design: Reduces hand fatigue during repetitive use on busy service days.

Applications

• Residential HVAC condensate lines.
• Commercial air conditioning drainage systems.
• Refrigeration unit drain clearing.
• General plumbing maintenance for small-diameter lines.

Tradie Pro Tip

Always ensure the tapered fitting is firmly seated and held in place before pulling the trigger. The 800 PSI burst is incredibly powerful, and a secure seal ensures all that pressure goes directly down the drain line rather than blowing back into the unit cabinet.

Pair With

• Diversitech SWOOSH 20g CO2 Cartridges
• HVAC Shop Condensate Pump Cleaners
• PVC Pipe Cutters and Deburring Tools

Keep Your Space Clean

Keep your service calls efficient and your customers' floors dry. Add the Diversitech SG1 Big Shot to your tool bag today for professional-grade drain clearing that saves time and money. Available now at HVAC Shop.