Tri-Dim Filter Corporation
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About Tri-Dim Filter Corporation
Tri-Dim Filter Corporation operates as an air filtration warehouse in Allentown, Pennsylvania, holding a 3.9-star rating from 16 customer reviews. The facility operates Monday through Friday from 9 AM to 5 PM and functions as the North American hub for MANN+HUMMEL air filtration products. The location serves commercial clients and delivery drivers seeking industrial-grade HVAC filtration solutions throughout the Lehigh Valley region.
This warehouse distinguishes itself as a direct source for MANN+HUMMEL filtration products, a globally recognized manufacturer in air purification technology. Their inventory spans multiple filter categories including disposable HVAC filters, pleated filters, bag filters, box filters, and specialized high-purity options such as HEPA and ULPA filters. The facility also stocks molecular filters including carbon box filters and offers filter holding frames, making them a comprehensive supplier for commercial HVAC maintenance needs.
Customer feedback highlights the facility practical advantages for commercial delivery operations. Reviewers consistently note the 6 AM opening time for deliveries, efficient unloading processes, and available overnight parking for truckers. One customer specifically thanked Henry and the MDSI staff for their hospitality and accommodating gestures. However, a minority of reviews cite concerns about management professionalism, with one reviewer describing negative interactions with supervisory staff.
What Customers Say
Of 8 detailed reviews, 5 praise the facilities fast unloading, early morning hours, and accommodating staff, while 3 negative reviews cite management behavior and workplace conduct issues. Positive reviewers mention specific staff members by name, whereas critical feedback focuses on interpersonal concerns rather than product or service quality.
Working Hours
| SundayToday | Closed |
| Monday | 9 AM–5 PM |
| Tuesday | 9 AM–5 PM |
| Wednesday | 9 AM–5 PM |
| Thursday | 9 AM–5 PM |
| Friday | 9 AM–5 PM |
| Saturday | Closed |
Services
HVAC Filter Distribution
Supply of standard and commercial-grade HVAC filters including disposable and pleated options for industrial maintenance.
HEPA and ULPA Filters
High-purity particulate filtration products including HEPA and ULPA filters for cleanroom and specialized applications.
Molecular and Carbon Filtration
Carbon box filters and other molecular filtration solutions for odor control and air purification.
Filter Holding Frames
Commercial HVAC filter holding frames and mounting hardware for industrial filtration systems.
Commercial Delivery Receiving
Receiving dock services for commercial truck deliveries with early morning hours and efficient unloading.
Overnight Parking Services
Secure overnight parking available for delivery drivers and commercial vehicles.