Category-specific evidence and scores. This is not a universal company score.
Current Durastar materials state the window-AC line under Durastar while Koldfront no longer presents a verified current qualifying portfolio; Koldfront is excluded as a discontinued brand lineage rather than scored into the ranking.
Last verified 2026-08-20
Profile answer
Koldfront is not currently ranked in Window Air Conditioner Companies. Evidence coverage is 100% and confidence is moderate. This result is specific to that category's frozen rubric.
Rank not ranked | Score Not scored | 100% coverage | Moderate confidence
Current Durastar materials state the window-AC line under Durastar while Koldfront no longer presents a verified current qualifying portfolio; Koldfront is excluded as a discontinued brand lineage rather than scored into the ranking. [1]
Koldfront was reviewed as a company-level window-AC candidate using the representative models legacy Koldfront window units. [1]
Koldfront is excluded because a current qualifying U.S. window-AC portfolio was not verified after the Durastar brand transition. [1]
Criterion score breakdown
Criterion
Weight
Score
Real-world cooling and comfort
25%
10.0
Reliability, durability, and safety
15%
6.0
Efficiency and lifecycle value
15%
6.0
Noise, inverter, installation, and controls
20%
8.0
Warranty and support
8%
3.2
Portfolio breadth and independent testing depth
10%
2.0
Documentation and transparency
7%
2.8
Limitations
Koldfront receives 2 of 5 for noise, inverter, installation, and controls under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Koldfront receives 2 of 5 for real-world cooling and comfort under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Koldfront receives 2 of 5 for efficiency and lifecycle value under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Koldfront receives 2 of 5 for reliability, durability, and safety under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Capabilities
Koldfront receives 2 of 5 for noise, inverter, installation, and controls under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Pricing
Koldfront receives 2 of 5 for efficiency and lifecycle value under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]
Support and warranty
Koldfront receives 2 of 5 for warranty and support under the frozen anchors. The rating uses the cited representative-model record (legacy Koldfront window units) and preserves model-specific limitations; no commercial relationship or manual ranking adjustment enters this input. [1]