Bob Alf Construction, LLC — Sustainable building solutions.
Green/Sustainable Examples

1. LED Pendant Lights

• Uses 30% less energy than Compact Flourescent (CFL).
• Lasts 5-10 times longer than CFL.
• Less fragile.
• Less heat generated.

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2. Desk of Reclaimed Redwood

• Reduced use of virgin wood.
• Less energy to obtain.
• Reduced landfill waste.
• Finished with Linseed Oil & Beeswax.
• No VOC's.
• No petroleum products.

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3. Cotton (recycled) Batt Insulation

• Less energy to manufacture.
• No VOC's or glass fiber discharge.
• Better sound dampening than fiberglass.
• Less heat loss from convective currents.
• Distributes moisture better than fiberglass.

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4. Dakota Burl

• 4x8 surfacing material from sunflower hulls.
• Use of agricultural waste product.
• No VOC's.
• Locally produced (Mankato, MN)

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5. Reclaimed Window

• High-performance windows from a dumpster.
• Used on interior wall.
• Natural light passage between rooms.
• Natural ventilation between rooms.

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6. Reclaimed Doors

• Reduced use of virgin lumber.
• Reduced landfill waste.

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