Options CD2, CD3, CD4, CD5, CD57, CD58, and CD59

Updated: Mar 3rd, 2026

Downturn nozzle kits
• CD2, CD3, CD4, and CD5 are for gas-fired and hydronic unit heaters
• CD57, CD58, and CD59 are for model LDAP

Options/Conversion Kits

Downturn nozzle kit installation (options CD2, CD3, CD4, and CD5)

1036421

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Downturn nozzle kit installation (CD57, CD58, CD59)

208899

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