Harvia's black HPC1M immersion collar is the perfect choice for sauna heaters, especially with Harvia CIlindro Black Steel heaters. The diameter of the immersion collar is 500 mm. Product information: Brand: Harvia Stove model: Cilindro, Cilindro Plus Electricity number: 8266756 Product Features: Color: Black Material: Stainless steel Outer diameter of the collar: 500 mm Collar edge width: 60mm Inlet diameter: 435 mm Suitable for the following Harvia heaters: Harvia Cilindro PC70 / E / EE, Harvia Cilindro PC70F, Harvia Cilindro PC70H / HEE, Harvia Cilindro PC70V / VE / VF / VH / VEE / VHEE, Harvia Cilindro Plus PP70 / PPE70, Harvia Cilindro PC90 / E / EE, Harvia Cilindro PC90F, Harvia Cilindro PC90H / HEE, Harvia Cilindro PC90V / VE / VF / VH / VEE / VHEE, Harvia Cilindro Plus PP90 / PPE90 Package dimensions and weight: Package width (mm): 525.00 Package height (mm): 20.00 Package depth (mm): 530.00 Shipping Weight (kg): 1.25