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Texas Bluebird Society: HeatShield nestbox at Lake Tawakoni
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Texas Bluebird Society: Nestbox without a HeatShield
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Texas Bluebird Society: HeatShield nestbox
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Texas Bluebird Society: HeatShield nestbox
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Texas Bluebird Society: HeatShield nestbox
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Texas Bluebird Society: HeatShield nestbox
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Texas Bluebird Society: HDPE HeatShield
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Texas Bluebird Society: HDPE HeatShield
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Texas Bluebird Society: HDPE HeatShield
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Texas Bluebird Society: HDPE HeatShield
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Texas Bluebird Society: Adding HeatShields
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Texas Bluebird Society: Final building station adding the HeatShield
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Texas Bluebird Society: "Faux Holes" attract bluebirds overhead; HeatShields protect from direct sun
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Texas Bluebird Society: HeatShield Nestbox at the Shiels Farm
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Texas Bluebird Society: 062010 Umbrella
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Texas Bluebird Society: box with heatshield