★★★★★ 5
Good filter
Size: 14.7" x 7.99" x 1.26"
Fits well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
Gira KNX-CO2-Sensor 210428 – System 55, anthrazit
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Gira KNX-CO2-Sensor 210428 – System 55, anthrazitCO2 Sensor mit Luftfeuchte und Raumtemperaturregler fr KNX System 55 Anthrazit CO Sensor mit einer integrierten KNX Busankopplung und zwei Binreingngen zum Messen der Kohlendioxidkonzentration, relativen Luftfeuchtigkeit und Raumtemperatur. Merkmale: Grenzwertberwachung fr CO2 Konzentration und Luftfeuchtigkeit. Taupunktalarmierung fr z. B. Khldecken und Wintergrten, zur Vermeidung mglicher Schimmelbildung. Zwei Binreingnge zum Anschluss
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- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 2230 reviews
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Product Reviews
★★★★★ 5
Just what I needed
Size: 8.26" x 5.63" x 2.24"
Great value and great quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Perfect fit
Size: 8.26" x 5.63" x 2.24"
A little difficult to access but the University of YouTube helped with that. Filter fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
★★★★★ 4
Easy replacement
Size: 8.26" x 5.63" x 2.24"
Reasonable price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 8, 2025
★★★★★ 5
Kona Air Filter
Size: 9.33" x 6.29" x 2.08"
Very satisfied, it fit perfectly!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 31, 2026
