Four Seasons Heating and Airstarstarstarstarstar4.6 / 5

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12 Total Reviews /files//4-seasons-logo.jpg715-693-6723$1234 Old Hwy 51, Kronenwetter WI

High Efficiency Comfort

Intelligent Solar Heating Solutions

Buderus has the solution not only outside your house, but also where installation costs are concerned. Simple plug-in connections and assembly promise an installation in record time. The installation can be completed with a single tool. Not only all plug-in connections, but also mounting rails, roof brackets and other installation components are made from long-lasting and robust materials.

  • Excellent Value and Performance
  • Flexible Mounting Solutions for All Roof-Types
  • 25 Years Solar Heating Experience from Buderus
  • Solar safety glass with a light transmission ratio of up to 91%
  • Thermal insulation of the back panel for lower heat loss
  • Double meander enables improved heat transfer and consequently higher performance
  • Fully Integrated Solar Solutions
  • Fibreglass frame
  • Optimum Energy Yields
  • SKS 4.0 Features:
    • 85.1% Maximum Efficiency
    • Inert gas filling prevents condensation forming on the inside of the collector in the morning
    • Hermetically sealed to prevent the ingress of air and contaminants
    • Area absorber converts up to 97% of the insolation into heat
  • SKN 3.0 Features:
    • Copper strip absorber with proven black-chrome coating
    • TUV-tested plug-in technology for easier connection of downstream components

Click Image for Larger View

Model IDModel NameConfigurationHxWxDGross Area
Sq. Ft.
Net Aperture
Sq. Ft.
Content Gal.
2012SKN3.0VVertical81.5x45.1x3.525.9624.290.2390Open Vented
2013SKN3.0HHorizontal45.1x81.5x3.525.9624.290.3393Open Vented
2014SKS4.0VVertical81.5x45.1x3.525.9624.290.39101Hermetically Sealed
2015SKS4.0HHorizontal45.1x81.5x3.525.9624.290.46104Hermetically Sealed

Buderus Solar Accessories

RC35 Control

    The RC35 features room reset, outdoor reset, a programmable thermostat, DHW priority as well as room, zone, low loss header, and solar control capability.

  • Installation and Operation Guide