12 inch Backdraft Damper

Lights

Find the best indoor grow lights for your greenhouse garden. We have over 1000 products in our lighting category including High Intensity Lights (Hight Pressure Sodium & Metal Halide), LEDs, Induction Lights, Fluorescents, CFLs, Plasma, and more. To learn more about HID lighting read our buyers guide. More »

Nutrients

Check out our Nutrient Buyers Guide to help you purchase the right nutrient for your growing needs. Find the best nutrients for soil, soilless, and hydroponic gardens. Choose from the top brands including: Advanced Nutrients, Botanicare, Earth Juice, FoxFarm, General Hydroponics, Heavy 16, Technaflora, and more! More »

Air - Water - CO2

Search this category for products relating to CO2, Fans, Ventilation, A/C, Chillers, Pumps, Tubing, Water Components, and more. Not sure what size fan you need? View our post on Choosing The Correct CFM Fan. Also view our Fan Noise Test. More »

Soil - Media

Shop for different media depending on your style of growing. We carry hundreds of sale-priced media for your growing needs! More »

Pots - Trays

We carry all of the essential hydroponic and soil gardening containers. Our large selection of pots, mesh pots and net pots, grow bags, flood tables, reservoirs, benches/stand, and buckets, will ensure you have the right container for your gardening media. More »

Plant Care

We carry all your basic and expert needs to combat any pests or diseases in your grow room. Ranging from organic sprays and fungicides to sticky traps and bug screens we have everything that can protect, prevent, and destroy all the harmful elements that can develop in your garden. More »

Propagation

The process of creating new plants from a variety of sources: seeds, cuttings, bulbs and other plant parts. We carry everything you need to get your cuttings or seedlings started. Some of our most popular items are:Clonex, Rootswell Rooting Plugs, & Grodan Rockwool A-OK Plugs. More »

Climate Control

If you are ready to take your indoor gardening supplies to a whole new level, environmental controls are the way to go. The controls we offer provide features like CO2 enrichment and monitoring, cooling thermostats, cycle light timers and fan speed control. We also have environmental controllers that do it all. More »

Systems

Find the best hydroponic or indoor gardening system to fit your specific needs and preferences. We have all types of hydroponic systems, including ebb and flow, deepwater culture, aeroponics, nft, and more. More »

Tents - Greenhouse

Find everything you need to build and maximize the potential of your grow room. We have tents, reflective materials, drying racks and much more. More »

Tools - Gear

Get the right tool for the job. We have over 250 instruments to help you accomplish your goals: including measuring materials, loupes, microscopes, trimming devices, scissors, extraction bags, bubble machines, books, plant stakes & cages, and more. More »

Disclosure : This site contains affiliate links to products. We may receive a commission for purchases made through these links.

Atmospheres all new galvanized steel back draft dampers fit directly into the duct simplifying installation. They feature a shaft for each of the 2 flaps so to prevent jamming. Also, the flaps close onto a perimeter gasket ensuring the best air seal and quiet operation.

Related Products :

Top Sellers
- Tan Smart Pots — 25 Gallon
  
  We have color! The Tan Smart Pot provides a decorative aspect to the Smart Pot. The qualities that make the regular Smart Pot work are just Read More »
- Payload Light Green 5 Gallon (120 microns)
  
  The Payload Extraction Bag is the very best cold-water extraction system in production today. Payload offers a four-bag kit and a nine- bag kit has the Read More »
- Black Gold Waterhold Cocoblend Soil 2 cu ft
  
  Waterhold Cocoblend Potting Soil is the sustainable solution for container gardens in arid climates or wherever water is in short supply. Its unique ability to retain Read More »
- Plant!t Clay Pebbles – Hydroton – 40L
  
  PLANT!T horticultural clay pebbles are made from 100% natural clay. They are clean, pH stable, and offer great aeration and drainage in hydroponics, especially in flood Read More »
- Thirsty Light
  
  The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. Read More »
- Bluelab Guardian Monitor
  
  Bluelab Guardian Monitor Consistent pH, PPM, EC, TDS Meter & Temperature Tester In just one glance the Bluelab Guardian Monitor measures all three critical parameters for Read More »
- RAW Kelp 0-0-1 – 2 lbs
  
  RAW Kelp is 99% Kelp extract from seaweed (Ascophyllum Nodosum). This product is water Soluble and contains only 1% soluble potash which is a direct reflection Read More »
- Replacement HPS Capacitor – HPS 400
  
  These major brand capacitors are rated for 100° or 105° C temperature. The higher temperature rating means long lasting durability. Read More »
- Eco Grow Pot Systems with Semi-Automatic Watering [DISCONTINUED]
  
  Our Eco Grow Pot automated growing system has been used by large commercial growers for more than 22 years. It offers the most efficient, cost effective Read More »
- Porthole Covers — 25 Gallon
  
  For use with Botanicare® reservoirs. Read More »
- Phantom E-ballast + Xtrasun Aluminum Wing Double Ended 1000W Light Package
  
  This package is made of all double-ended HPS compatible products including reflector, ballast and lamp. Descriptions of these products are below: Xtrasun Aluminum Wing Double Ended Read More »
- EcoPlus Adjustable Flow Rate Water Pump 172 GPH
  
  This new line of adjustable water pumps offer an energy efficient magnetic rotor with a ceramic shaft, vastly improving GPH and head pressure that is needed Read More »
- Raindrip Professional Tubing Cutter
  
  The professional tubing cutter has a hardened stainless steel blade that is designed to cut all flexible plastic hose/tubing up to 1.5″ outside diameter. Read More »
- Clean Light UV Air Purifier
  
  The CleanLight Air purifier is a ready-made CleanLight solution. This unit is designed for consumers, hobby gardeners and professional horticulturists. The CleanLight Air unit improves the Read More »
- Deep6 Roots Stimulant Carbon by Plant Science Concepts
  
  Plant Science Concepts Deep6 Root Stimulant contains high-concentrations of pharma-grade organic acids. These essential carbon-based compounds are processed from single-celled algae, crushed and pre-digested using natural Read More »

12 inch Backdraft Damper

Related Products :

Top Sellers

New Products

FEATURED PRODUCTS

WHAT’S HOT

Our Picks