14504 MACKENZIE DR NW The “Mackenzie” by Effect Homes is a rare blend of timeless character and modern efficiency, offering over 3, 600 sq ft of beautifully finished living space with 6 bedrooms for growing families or flexible work-from-home needs. This former showhome pairs the warmth and charm of a 1920s Craftsman with exceptional energy-conscious construction. Built with ultra-quiet ICF (insulated concrete form) construction, this home delivers outstanding durability, comfort, and efficiency. Thoughtful green features include solar hot water heating, triple-pane low-E argon-filled windows, fiberglass doors, air-lock entries, and enhanced insulation well beyond conventional wood-frame standards. Classic architectural details shine through the covered wraparound veranda, charming dormers, and inviting curb appeal. Set in an exceptional ravine location with river valley trails just steps away, this is a distinctive family home where timeless design meets modern performance (id:203)