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The FD-4S-FLUE Flue Gas Analyser is a professional-grade, battery-powered device designed for accurate residential and industrial combustion analysis. Featuring high-quality sensors for CO, O2, COAF, and excess air, it offers a vibrant color display with graphing and data logging. Equipped with water trap, particle, and NOx filters, it minimizes cross-sensitivity errors. Rugged, portable, and factory calibrated with UK and USA certificates, it ensures reliable performance with a fast response time under 60 seconds.








| ASIN | B07QNFZ3X8 |
| Batteries | 2 Lithium Ion batteries required. (included) |
| Batteries Required? | Yes |
| Batteries included? | Yes |
| Battery Cell Type | Lithium Ion |
| Best Sellers Rank | 1,093,150 in DIY & Tools ( See Top 100 in DIY & Tools ) 564 in Gas Detectors |
| Colour | Yellow |
| Customer Reviews | 4.0 4.0 out of 5 stars (13) |
| Date First Available | 1 April 2019 |
| Item Weight | 499 g |
| Item model number | FD-4S-FLUE |
| Manufacturer | Forensics Detectors |
| Part Number | FD-4S-FLUE |
| Power Source | Battery Powered |
| Product Dimensions | 13 x 6.7 x 3 cm; 498.95 g |
| Style | English |
S**E
Works as advertised. Has all the options I needed to check the furnace efficiency and exhaust output. Tool is very simple to set up and use . Definitely worth the money .
G**R
Hilfreiches Messgerät. Überrascht hat mich, dass ich eine Nachverrechnung vom Zoll bzw. von der Spedition erhalten habe.
B**T
Works as advertised. Simple to operate gives all the necessary information needed to check burner function
K**S
Sehr zufrieden, prompte Lieferung, sehr gutes Gerät und Ausstattung
G**K
This thing is like a little Tonka toy, but plastic.bit
Trustpilot
3 days ago
2 months ago