Gas Vent Dampers Recalled by Effikal Due to Carbon Monoxide Hazard
Recall at a glance
- Recall number
- 09-008 (CPSC)
- Recall date
- October 9, 2008
- Brand
- Effikal
- Category
- Other consumer products
- Products
- Automatic Gas Vent Dampers
- Hazard
- Carbon Monoxide Hazard
- Hazard type
- Poisoning and toxic substances
- Units
- About 45,000
- Made in
- United States
- Last updated by CPSC
- May 23, 2014
What was recalled
The recall involves Effikal RVGP-PC Gas Vent Damper size 4, 5, 6, 7, 8, 9, or 10 which are installed with the gas boiler systems listed below. The vent damper date code is located on a sticker under the motor assembly cap on the plastic base. Serial numbers are located on a label on the side of the damper's cap. All sizes and models of the RVGP-PC have the same motor assembly with black Effikal caps and black plastic bases. Manufacturer Atmospheric Gas Boiler Models Vent Damper Date Codes Vent Damper Serial Numbers Allied Engineering MG, MS and SG Series 0728 through 0809 3588428 through 3687571 Burnham Series 2b, Series 8h, and Independence except Independence PV 0728-0738 3588428-3647820 Crown AWI, CWI and BSI Series 0728-0809 3588428-3687571 Hydro Therm R/MR, VGA, VS and HW Series 0728-0809 3588428-3687571 Laars JV Series 0728-0809 3588428-3687571 Lochinvar CBN Solution Series 0728-0809 3588428-3687571 RBI Spectrum Series 0728-0809 3588428-3687571 Smith GB and HW Series 0728-0809 3588428-3687571 New Yorker CG and CGS Series 0728-0738 3588428-3647827 Peerless MI, 63 and GM series 0728-0809 3588428-3687571 Raypak Series XV-42-180 Series V-181-260 and 182-261 Series VII-133 0728-0809 3588428-3687571 Union Steam GWA and GSA 0728-0809 3588428-3687571 Weil-McLain CGa, EG, and PFG Series 0728-0738 3538074-3647830 WilliamsonThermoflo GWA and GSA s 0728-0738 3538074-3647830
Is my product affected?
Compare your product with the details below, including model numbers where listed.
- Automatic Gas Vent Dampers · About 45,000 units
Photos from the recall notice


Where it was sold
Companies named in the notice: Plumbing and heating wholesale distributors to plumbers and contractors nationwide from August 2007 through July 2008. Vent dampers were also sold by large home improvement stores as part of the gas boiler systems between August 2007 through January 2009 for between $1,000 and $4,000 for the boilers.; Effikal LLC, of Orion, Mich..
Consumer contact
For additional information, contact Effikal toll-free at (866) 790-3739, or visit the firm's Web site at www.effikal.com
Recall history and context
Since 2019 CPSC has recorded 399 recalls in the other consumer products category, 68 recalls of them in the past 12 months.
Frequently asked questions
What was recalled?
Automatic Gas Vent Dampers (About 45,000 units). The recall involves Effikal RVGP-PC Gas Vent Damper size 4, 5, 6, 7, 8, 9, or 10 which are installed with the gas boiler systems listed below.
Why was it recalled?
CPSC lists the reason as: Carbon Monoxide Hazard.
What should I do if I own one?
Consumers should immediately stop using the boilers, weather permitting, and contact their installer to confirm they have a recalled vent damper and to receive a free vent damper replacement.
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Source: U.S. Consumer Product Safety Commission recall data, shown as published and last updated by CPSC on May 23, 2014. Details can change; the official notice is the authority. If your product may be recalled, stop and read the notice before deciding what to do. Terms and disclaimer.