Specifications
• Caps for use with Schedule 20 PVC
5510.201
Varmint Guard — 
3" Schd 20 PVC
5510.202
Varmint Guard — 
4" Schd 20 PVC
5510.203
Exhaust Cap — 4" Schd 20 PVC
• Caps for use with Schedule 40 PVC
5510.206
Varmint Guard — 3" Schd 40 PVC
5510.207
Varmint Guard — 4" Schd 40 PVC
Information: EFI makes no claim that using these products will solve a radon problem and as a result, EFI is not liable
for any damages or claims which may arise from the use of these products. It is incumbent on the installer to follow all
applicable federal, state and local codes associated with radon control. We recommend testing for radon both before and
after installing radon control products and consulting with the EPA and local health departments for guidance.
National distributor shipping direct throughout the United States
to place orders or for more information: 
800 / 876 / 0660
  fax 888 / 440 / 4219
Wisconsin 800 / 962 / 7015
  Wisconsin fax 920 / 757 / 6452
headquarters 40 Washington Street, Westborough, Massachusetts 01581 • www.efi.org/wholesale
Radon Control Products 
7
RADON FANS
SUMP COVER
HP Series fans are designed for 
high pressure capability required 
   for radon mitigation.
Fan Housing:
• UV resistant, UL listed for 
commercial applications
• Factory sealed to prevent leakage
• Watertight electrical box
• Approved for wet location mounting
Fan Motor:
• High efficiency EBM motorized impeller
• Automatic re-set thermal overload protection
• Avg life expectancy of 7–10 years continuous
• Five 
year full factory warranty
MODEL  CFM* WATTS DUCT
5501.81
Fantech HP 2190 15 – 80 60 – 85 4.50"
5501.82
Fantech HP 220 100 – 190 85 – 152 6.25"
*CFM measured approx. 1" to 1.75" of Static Pressure
Couplings for attaching to PVC
5510.191
156-44 Coupling for HP 2190 
with 4" PVC
5510.192
156-43 Coupling for HP 2190 with 3" PVC
5510.193
156-64 Coupling for HP 220 with 4" PVC
5510.194
156-63 Coupling for HP 220 with 3" PVC
RADON TEST KIT
MINI U-TUBE
• Used to measure differential pressures
• Easy installation, accurate readout
• Comes with 0.75 oz red gauge oil, pair of 
carrying plugs, pair of tube connectors 
and instructions
5510.302
Dwyer Manometer
AIR SEALING FOAM
PVC STACK PIPE TOPS
• Use to seal cracks and holes
• One time use 12 oz can
3530.212
Convenience Products 
12 oz Straw Foam
3040.9
Sump Pump Cover 
21" Round
• Complete kit with instructions
• Accurately test a home or workplace
• Run test for 2–3 days, then use the 
enclosed self addressed envelope to send 
the sample to a lab. Results sent back by 
the lab.
5020.3
Radon Test Kit










