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    J-B Weld 8277 Water Weld
    Automotive Parts and Accessories (J-B Weld)


    J-B Weld

    List Price: $7.99
    Price: $3.95
    You Save: $4.04 (51%)

    • Works on moist surfaces and under water
    • Simple and easy to use
    • Fully cures in 20-30 minutes

    Kenwood KSC-SW10 5-Inch x 7-Inch 150-Watt Max Powered Subwoofer with Remote Control
    Car Audio or Theater (KENWOOD)


    KENWOOD

    List Price: $270.00
    Price: $137.00
    You Save: $133.00 (49%)

    • Built-in amplifier: 38 watts RMS power (150 watts maximum)
    • Wired remote control adjusts level, phase, and low-pass filter setting
    • Variable low-pass crossover (50-120 Hz)

    Infinity Basslink 200-Watt, Dual 10" Powered Subwoofer System (Black)
    Car Audio or Theater (Infinity)


    Infinity

    List Price: $365.78
    Price: $156.99
    You Save: $208.79 (57%)

    • Variable electronic crossover (50Hz to 120Hz), sensitivity, and bass-boost
    • 10-Inch subwoofer and 10-inch passive radiator
    • Includes Basslink LC remote bass-level control

    Kat's 15200 90 Watt, 120 Volt Dipstick Style Oil Heater
    Automotive Parts and Accessories (KAT'S)


    KAT'S

    List Price: $24.58
    Price: $14.99
    You Save: $9.59 (39%)

    • Heats oil and air in crankcase for better efficiency
    • Element length is 23"
    • Stainless steel tubing is flexible for easy installation and greater coverage

    Camco 57331 Olympian RV Wave-3 3000 BTU LP Gas Catalytic Heater
    Automotive Parts and Accessories (Camco)


    Camco

    List Price: $310.75
    Price: $172.00
    You Save: $138.75 (45%)

    • An ideal primary or secondary heating source
    • No electrical drain or battery connection
    • Wave-3 heaters operate on low pressure LP gas, and can be wall mounted or used as portables

Energy Conservation in the Home in the 1920s

Reducing building energy use is an important goal of todays Green building efforts. We often think that the beginning of energy conservation began ...