Lennox.

MWLD

Up to 25 SEER2

Up to 11 HSPF2

MMLD

Up to 23 SEER2

Up to 10.5 HSPF2

MMPD

Up to 22.5 SEER2

Up to 9.5 HSPF2

MWHD

Up to 25 SEER2

Up to 10 HSPF2

MMLD

Up to 23.8 SEER2

Up to 10.7 HSPF2

MMPD

Up to 23.8 SEER2

Up to 9.6 HSPF2

MWPD

Up to 25 SEER2

Up to 11 HSPF2

MWHD

MWMD

MDDD

MMDD

MMD

MFMD

M33D

M1WD