Overview
The 668510 Pneumatic Stapler is a professional-grade installation tool built for speed, accuracy, and durability on radiant floor heating projects. Designed specifically to secure both PEX and Onix tubing, it supports staple-up, thin-slab, and sleeper systems with ease. Its heavy-duty construction and modular design make it a must-have for efficient, large-scale installs.
Key Features
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Supports both 3/8" and 1/2" tubing sizes (PEX and Onix)
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Includes interchangeable guide plates for different tubing types
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Pneumatic operation ensures consistent staple depth and placement
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Compatible with Watts 668018 staples (sold separately)
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Optional extension handle kit available for standing use
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Ideal for thin-slab, staple-up, and sleeper installations
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Made in the USA with serviceable parts and support
Technical Specifications
Specification | Detail |
|---|
| Tubing Compatibility | 1/2" & 3/8" PEX, 3/8" & 1/2" Onix |
| Operating Pressure | 70–100 PSI |
| Air Inlet Size | 1/4" NPT male |
| Staple Capacity | Up to 50 staples per load |
| Tool Weight | Approx. 9 lb (4.1 kg) |
| Construction | Heavy-duty metal body |
| Optional Accessories | Extension handle, staple guide kits |
Applications
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Staple-Up Radiant Systems (wood subfloor underside)
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Thin-Slab Overpour Installations (foam board or mesh)
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Sleeper Systems with grooved channel flooring
Benefits
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Speeds up installation time by over 50% vs. manual stapling
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Reduces installer fatigue with ergonomic and extension options
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Precise staple placement protects tubing from damage
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Designed for reliability in high-volume use
