ResidentialPellet boiler

Kalorina Série 22 CL5 PelletA++Class 5
30–90 kW

Boiler with high energy and environmental efficiency designed for CO2-neutral heating with maximum efficiency and comfort for detached houses, semi-detached houses, blocks of flats, public institutions, small businesses and agricultural holdings.

Wide power modulation (1:4) adapting to any building energy demand

HomeProductsKalorina Série 22 CL5 Pellet

Kalorina K2203 CL5 PELLET — Présentation vidéo

Available models(3 variants)

Certifications :EN 303-5:2021 Class 5Coefficient prime poussière maximal (Ce 1.5)5 étoiles D.M. 186/2017Solar Key Mark
Technical schema

Dimensions and architecture

Front view, side view with silo, top view — from the manufacturer's technical sheet.

Schéma technique du Kalorina Série 22 CL5 Pellet — dimensions et architecture

Schema extracted from the official manufacturer's technical sheet. All dimensions (R, S, K, H, N, C, P, B, L, A, O, Q) are detailed in the full PDF.

Certified fuels

Manufacturer-certified fuels

Compliant with European EN ISO 17225 standards — performance guaranteed by the original technical sheet.

EN ISO 17225-2

Wood pellets

Cylindrical compressed wood pellets, Ø6 to 8 mm, moisture < 10%. Standard high energy density fuel.

EN ISO 17225-5

Log wood

Dry log wood, length 33 to 50 cm, moisture < 25%. Manual loading, autonomy depending on the firebox.

Specifications according to the manufacturer's technical sheet. Using non-compliant fuels voids the warranty and may shorten the boiler's lifespan.