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BNX TruFilter manufactures the highest grade 20x25x4 MERV 13 air filters and does so in Houston, TX USA.

20x25x4-TF

BNX TruFilter manufactures the highest grade 20x25x4 MERV 13 air filters and does so in Houston, TX USA.
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Our Community Model

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Community

All users join Project Noah as community members. Community members earn special patches as they share wildlife spottings and species suggestions.

Explorer

Explorers are community members active in sharing wildlife spottings - users become Explorers after contributing 100 or more wildlife spottings.

Biologist

Biologists have specialized wildlife or biological expertise. They help organize Project Noah’s community-powered field guides and community-powered wildlife catalogs.

Rangers

Rangers are leaders in our community. They help make Project Noah a special place for people passionate about wildlife to connect and learn.

Accelerate our Mission to Photograph 
Every Species in the World!

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Wildlife Community

Join a worldwide community passionate about wildlife and nature!

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Nature School

Transform your green space into a curiosity-creating nature classroom!

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Wildlife Game

Defend wildlife throughout the jungle in thrilling nature game!

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