Introduction
The multicomp PRO 22" Weatherproof Equipment Case is designed to provide robust protection for your valuable equipment. Constructed from durable polypropylene plastic, this case features a rubber O-ring seal, secure latches, and a pressure relief valve to safeguard contents from water, dust, and atmospheric pressure changes. The included foam inserts allow for custom organization and cushioning of various items.

Image: The multicomp PRO 22" Weatherproof Equipment Case in its closed state, showcasing its robust exterior and secure latches.
Safety Information
- Ensure latches are fully secured before transporting the case to prevent accidental opening.
- Do not exceed the weight capacity of the case. Refer to specifications for details.
- Keep the O-ring seal clean and free from debris to maintain its weatherproof integrity.
- Avoid exposing the case to extreme temperatures for prolonged periods, as this may affect material integrity.
Package Contents
Verify that all components are present upon unpacking:
- 1 x multicomp PRO 22" Weatherproof Equipment Case
- 1 x 2-3/4" layer of cubed foam
- 1 x 1/2" base layer foam
- 1 x 1" top lid egg-crate foam

Image: The various foam inserts included with the equipment case, ready for customization.
Setup
1. Opening and Closing the Case
To open, lift the secure latches located on the front of the case. To close, align the lid with the base and press down firmly until all latches click into place. Ensure a tight seal is formed.
2. Customizing the Foam Insert
The case includes a layer of cubed foam designed for easy customization. Carefully remove small cubes of foam to create precise cutouts for your equipment. The base layer foam provides additional cushioning, and the egg-crate foam in the lid helps secure items from above.

Image: The multicomp PRO 22" Weatherproof Equipment Case shown open, revealing the customizable foam interior.
3. Using the Pressure Relief Valve
The built-in pressure relief valve allows for equalization of internal and external pressure, which is useful when traveling through different altitudes. To operate, simply turn or press the valve as indicated on the case to release pressure. Ensure it is sealed before exposing the case to water.
4. Padlock Compatibility
For enhanced security, the case features integrated padlock holes. Insert a standard padlock (not included) through the designated holes to secure the latches and prevent unauthorized access.
Operating the Case
1. Ensuring Weatherproof Seal
Before exposing the case to water or dust, always ensure that the lid is properly aligned, all latches are securely fastened, and the pressure relief valve is in its sealed position. The integrated O-ring provides a tight seal against environmental elements.
2. Transporting the Case
Utilize the sturdy handle for carrying. For heavy loads, ensure a firm grip and distribute weight evenly. Always check that the case is fully closed and latched before lifting or moving.
Maintenance
1. Cleaning the Case
Clean the exterior of the case with a damp cloth and mild soap. Avoid abrasive cleaners or solvents that could damage the polypropylene material. For the interior foam, spot clean with a gentle fabric cleaner if necessary, and allow to air dry completely before reassembling.
2. Inspecting the O-Ring Seal
Periodically inspect the rubber O-ring seal for any signs of wear, cracks, or debris. A clean, intact O-ring is crucial for maintaining the weatherproof properties of the case. If the O-ring is damaged, contact customer support for replacement options.
Troubleshooting
1. Latches Not Securing Properly
- Check for Obstructions: Ensure no items are preventing the lid from closing completely.
- Lid Alignment: Verify that the lid is correctly aligned with the base before attempting to close the latches.
- Debris in Latch Mechanism: Clean any dirt or debris from the latch mechanisms.
2. Suspected Water or Dust Leakage
- Inspect O-Ring: Examine the O-ring seal for damage, cracks, or embedded debris. Clean or replace if necessary.
- Pressure Relief Valve: Ensure the pressure relief valve is fully sealed.
- Case Integrity: Check the case body for any visible cracks or damage that could compromise the seal.
Specifications
| Model | multicomp PRO 22" Weatherproof Equipment Case |
| External Dimensions (L x W x H) | 22" x 16.6" x 8.5" (55.9 cm x 42.2 cm x 21.6 cm) |
| Approximate Internal Dimensions (L x W x H) | (Information not explicitly provided, typically slightly smaller than external) |
| Material | Polypropylene Plastic |
| Color | Black |
| Foam Inserts | 1x 2-3/4" cubed foam, 1x 1/2" base foam, 1x 1" egg-crate lid foam |
| Features | Built-in O-ring seal, secure latches, padlock compatible, pressure relief valve |
Note: All dimensions are approximate and may vary slightly.
Warranty and Support
For warranty information or technical support regarding your multicomp PRO equipment case, please refer to the official multicomp PRO website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
You can visit the multicomp PRO Store on Amazon for more information or to contact the seller.





