Professional-Grade Pneumatic Caulking Gun – Fast, Clean & Precise

Tackle sealing jobs like a pro with this 310ml Pneumatic Air Sealant Caulking Gun. Designed for both professionals and serious DIYers, this lightweight ABS applicator delivers smooth, uniform bead application with zero mess. The anti-drip exhaust valve minimizes adhesive overflow, so you get a clean finish every time — no waste, no frustration.

Whether you're sealing bathtubs, fish tanks, glass doors, windows, solar panels, automotive parts, or construction joints, this pneumatic caulking gun handles it all with ease. Simply connect it to your air compressor, load your 310ml sealant cartridge, and let the tool do the heavy lifting.

Made in Mainland China.

Key Features

Non-Drip Exhaust Valve: Reduces adhesive overflow to a minimum for cleaner, more professional results
Adjustable Flow Speed: Control the rate of glue dispensing to suit different sealants and applications
310ml Capacity: Compatible with standard cartridge sealants, silicones, and adhesives
6 Bar Working Pressure: Powerful enough for demanding professional and DIY applications
Lightweight ABS Body: Reduces fatigue during extended use without sacrificing durability
Wide Application Range: Ideal for photovoltaics, solar modules, bathtubs, fish tanks, glass, electronics, automotive, marine, and construction
Simple Operation: Easy to set up and use — saves time and labor on every job

Specifications

Material	ABS Plastic
Colors Available	Blue, Red
Gluing Capacity	310ml
Working Pressure	6 Bar
Dimensions	28 × 22 cm / 11.02 × 8.66 inch

What's in the Box

1 × Pneumatic Air Sealant Cartridge Caulking Gun

Wide Range of Uses

This pneumatic caulking applicator is trusted across multiple industries including:

Home renovation & construction (windows, doors, tiles, grout)
Bathroom & kitchen sealing (bathtubs, sinks, countertops)
Automotive & marine (cars, auto parts, ships, containers)
Photovoltaic & solar module assembly
Fish tanks & aquariums
Electronic appliance assembly

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Safety & Usage Reference

When working with sealants and adhesives, ensure adequate ventilation. For safe handling of construction adhesives and sealants, refer to the OSHA Chemical Hazards guidelines for best practices.

Frequently Asked Questions

Q: What type of compressor do I need to use this pneumatic caulking gun?

A: This pneumatic caulking gun operates at a working pressure of 6 bar (approximately 87 PSI). Any standard air compressor capable of delivering at least 6 bar of pressure with a compatible air fitting will work. Make sure your compressor hose fitting matches the gun's inlet before use.

Q: Is this caulking gun compatible with all 310ml cartridge sealants?

A: Yes — this gun is designed to fit standard 310ml sealant cartridges, including silicone, polyurethane, acrylic, and other common adhesive sealants available at hardware stores.

Q: How do I prevent sealant from dripping after I stop applying?

A: This gun features a built-in anti-drip exhaust valve that automatically relieves pressure when you release the trigger, minimizing adhesive drip and overflow. This ensures a clean stop every time without wasting sealant.

Q: Can this gun be used for outdoor sealing projects?

A: Absolutely. This pneumatic applicator is widely used for outdoor applications including window and door sealing, solar panel assembly, automotive sealing, and marine applications. Just ensure you use an appropriate weatherproof sealant cartridge for outdoor use.