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Richard Paul Russell Limited

Kestrel Spares & Calibration Certificates

Kestrel Impeller
Replacement Impeller
User replaceable high precision axle and low-friction Zytel bearings. Suitable for all Kestrel devices.

£ inc VAT

Kestrel Impeller Cover
Replacement Impeller Cover (K4000 & K5000)
Replacement impeller covers for all Kestrel 4000 & Kestrel 5000 series models.

£ inc VAT

Calibration Certificates
Kestrel Calibration Certificates
Third-party calibration certificate service for Air Flow, Barometric Pressure, Relative Humidity & Temperature.

£ inc VAT

Kestrel RH Field Calibration Kit
Kestrel Relative Humidity
Calibration Kit
For re-calibration of a Kestrel's relative humidity measurement in the field.

£ inc VAT

Customer Promise

24 Hour Shipping
24 HOUR SHIPPING
Processing Mon-Fri
on all in-stock models
Free UK Delivery
FREE UK DELIVERY
Free standard delivery
Next day delivery available
Return Policy
RETURN POLICY
If you're not 100% satisfied
return your order within 21 days