Des Champs HVAC Air-Trap™ waterless trap allows liquid condensate to drain from the HVAC equipment and simultaneously prevents air from entering or escaping from the equipment.
N-Series
The Air-Trap Concept
Maximum Pressures, Connection Sizes and Lengths
Testimonials
P-Series
RLC-Series
FCN-Series
Perfect for Ductless Mini-splits
PLP-Series
Air-Traps Meet IMC® Code Section M307.2.4.1
Positive Pressure Waterless Trap
Negative / Positive Pressure Waterless Trap
Residential / Lite Commercial Positive / Negative Pressure Waterless Trap
Compact Residential / Lite Commercial Negative Pressure Waterless Trap
Positive Pressure, Low Profile 0 - 40" WC Waterless Trap
RESIDENTIAL • COMMERCIAL • INDUSTRIAL • INSTITUTIONAL
Solves Common Issues Associated with Standard P-traps
• Operates Dry — Eliminating:
- Freezing and breaking
- Dryouts
- Sludge buildup
- Geyser effect
- Mold and mildew caused by geyser effect
• Prevents air leakage
• Reduces trap height requirement by 1/2
• Predesigned — eliminating field-designed errors
Latest Additions
PBS Segment on HVAC Air-Trap
A 7+ minute PBS segment on the HVAC Air-Trap that is currently airing.
Customer Air-Trap Installations
A video montage of HVAC Air-Trap installations over the years.
P, N, RLC, FCN, PLP, DMS, Furnace Series and Venturi Lift System HVAC Air-Traps are Patented:
US9777957B1 US10775073B2 US11231203B1 US10605480B1 US11060786B1 US11808482B1
Now Available!
DMS-Series
Negative and/or Positive Pressure Waterless HVAC Condensate Trap
Max. negative pressure
Max. positive pressure of WC
Available connection sizes
Length
1 inch
5/8"
3/4" (25mm) 5/8" ID Drain Hose
2.95 inches
DMS-Series
Negative and/or Positive Pressure Waterless Trap
Patented: US12130045B1