The 904B is an economical PU foam gun that puts dependable gun-grade application within easy reach. Its lightweight red ABS body reduces fatigue during short jobs, while the stainless steel barrel and brass-tipped nozzle resist corrosion and cured-foam sticking. The rear Safe Adjusting Knob with clear +/- markings lets first-time users set the foam output confidently, making this gun well suited for general sealing, filling and installation work.
Key Features
- Lightweight red ABS body for easy, fatigue-free handling
- Stainless steel barrel with brass nozzle tip resists corrosion
- Rear Safe Adjusting Knob with +/- markings for controlled foam output
- Sealed canister adapter keeps the connection leak-free
- Simple construction is easy to clean and maintain
- Contoured black grip ensures a firm, comfortable hold
Material & Construction
Impact-resistant ABS housing, stainless steel barrel, brass nozzle insert and PTFE-sealed valve assembly.
Ideal For
Ideal for general builders, handyman services and DIY users needing an affordable foam gun for filling gaps, sealing joints and light insulation work.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | 904B |
| Type | Economy plastic PU foam gun |
| Special Feature | Safe Adjusting Knob with +/- flow markings |
| Body Material | Impact-resistant ABS; stainless steel barrel |
| Nozzle | Brass-tipped nozzle insert |
| Compatible Canisters | Standard gun-grade PU foam canisters |
| Weight Class | Lightweight for reduced fatigue |
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