{"title":"Duct Clamps, Backdraft Dampers \u0026 Light Traps","description":"\u003cp\u003eThe parts that seal and finish a duct line. Stainless steel duct clamps, neoprene lined noise reduction clamps, foil and duct tape, backdraft dampers and light traps for passive vents.\u003c\/p\u003e\r\n\u003cdetails class=\"collection-readmore\"\u003e\r\n\u003csummary\u003e\u003cspan class=\"readmore-open\"\u003eRead more\u003c\/span\u003e\u003cspan class=\"readmore-close\"\u003eRead less\u003c\/span\u003e\u003c\/summary\u003e\r\n\u003ch2\u003eClamps and tape\u003c\/h2\u003e\r\n\u003cp\u003eStainless steel clamps tighten ducting onto fans, filters and fittings. Noise reduction clamps add a wide neoprene lining that creates an airtight seal and isolates fan vibration from the duct, which removes a common source of hum. Foil tape seals seams and joints permanently.\u003c\/p\u003e\r\n\u003ch2\u003eDampers and light traps\u003c\/h2\u003e\r\n\u003cp\u003eA backdraft damper is a spring loaded flap inside a duct collar. It opens under airflow and closes when the fan stops, which keeps outside air, odor and pests from drifting back in. A light trap covers a passive vent with a baffle that passes air freely while blocking all light, so rooms can breathe during the dark period.\u003c\/p\u003e\r\n\u003ch2\u003eDuct Clamps, Backdraft Dampers \u0026amp; Light Traps FAQ\u003c\/h2\u003e\r\n\u003ch3\u003eWhere does a backdraft damper go?\u003c\/h3\u003e\n\u003cp\u003eIn the exhaust line near the exit point, oriented so the flap opens in the direction of airflow.\u003c\/p\u003e\r\n\u003ch3\u003eDo noise reduction clamps make a difference?\u003c\/h3\u003e\n\u003cp\u003eYes. Much of the noise from an inline fan is vibration passed into the duct, and the neoprene lining isolates it.\u003c\/p\u003e\r\n\u003ch3\u003eWhat is a light trap?\u003c\/h3\u003e\n\u003cp\u003eA vent cover with internal baffles that lets air pass but blocks light, used for intake and passive vents in blackout rooms and greenhouses.\u003c\/p\u003e\r\n\u003c\/details\u003e","products":[{"product_id":"backdraft-damper-4in","title":"Backdraft Damper 4in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724607332608,"sku":"403004","price":12.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_a519b632-8a7c-4cc6-8cf9-9eecc3629980.jpg?v=1789051492"},{"product_id":"backdraft-damper-6in","title":"Backdraft Damper 6in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724608643328,"sku":"403006","price":18.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_ba4e5085-c3c6-4695-b440-567962f57635.jpg?v=1789051496"},{"product_id":"backdraft-damper-8in","title":"Backdraft Damper 8in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724608872704,"sku":"403008","price":21.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_7700e60c-fba8-49a0-88d0-fcf981283423.jpg?v=1789051506"},{"product_id":"backdraft-damper-10in","title":"Backdraft Damper 10in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724609724672,"sku":"403010","price":28.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_dfc48c14-4418-4bb5-8bc2-e3c7f6a523ca.jpg?v=1789051503"},{"product_id":"backdraft-damper-12in","title":"Backdraft Damper 12in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724610674944,"sku":"403012","price":36.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_2e4adf12-421a-4920-b5ec-99e1fbf0f673.jpg?v=1789051508"},{"product_id":"backdraft-damper-14in","title":"Backdraft Damper 14in","description":"Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724610838784,"sku":"403014","price":46.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_786ea198-a3af-47be-96b3-b36cc486569a.jpg?v=1789051512"},{"product_id":"grow1-stainless-steel-duct-clamp-4in","title":"GROW1 Stainless Steel Duct Clamp 4in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724622864640,"sku":"405004","price":1.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_56efec04-7dfe-4033-bf7a-3c52c0f9312d.jpg?v=1789051580"},{"product_id":"grow1-stainless-steel-duct-clamp-6in","title":"GROW1 Stainless Steel Duct Clamp 6in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724624503040,"sku":"405006","price":1.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_afae58a5-5acc-4a6c-97a1-4ee94124414a.jpg?v=1789051585"},{"product_id":"grow1-stainless-steel-duct-clamp-8in","title":"GROW1 Stainless Steel Duct Clamp 8in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724625420544,"sku":"405008","price":1.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_396825c9-2275-46c5-8231-89d701e12d5f.jpg?v=1789051589"},{"product_id":"grow1-stainless-steel-duct-clamp-10in","title":"GROW1 Stainless Steel Duct Clamp 10in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724626141440,"sku":"405010","price":2.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_8e5319aa-4d25-4010-b8b4-efb9e376fb7c.jpg?v=1789051592"},{"product_id":"grow1-stainless-steel-duct-clamp-12in","title":"GROW1 Stainless Steel Duct Clamp 12in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724626272512,"sku":"405012","price":3.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_fb068c9d-3f25-4ce9-bf94-7591ed77a7b6.jpg?v=1789051595"},{"product_id":"noise-reduction-clamp-6in","title":"Noise Reduction Clamp 6in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724633940224,"sku":"405106","price":7.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_72d7ff8f-aebc-43e3-b4c7-f668dd7fe6ad.jpg?v=1789051619"},{"product_id":"noise-reduction-clamp-8in","title":"Noise Reduction Clamp 8in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724634693888,"sku":"405108","price":4.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_1d23dbac-45e9-4762-8094-e4487e3c41b9.jpg?v=1789051622"},{"product_id":"noise-reduction-clamp-10in","title":"Noise Reduction Clamp 10in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724635513088,"sku":"405110","price":5.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_967f3347-b4f1-4076-b62b-e434f86948a3.jpg?v=1789051627"},{"product_id":"noise-reduction-clamp-12in","title":"Noise Reduction Clamp 12in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724636561664,"sku":"405112","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_2731d91c-35c3-42d3-b46d-75534ddfd381.jpg?v=1789051632"},{"product_id":"noise-reduction-clamp-14in","title":"Noise Reduction Clamp 14in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724637118720,"sku":"405114","price":7.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_a6bf1aeb-2b93-40f5-b8e9-1deffbaadc4e.jpg?v=1789051636"},{"product_id":"grow1-stainless-steel-duct-clamp-14in","title":"GROW1 Stainless Steel Duct Clamp 14in","description":"Made of stainless steel. Will not rust or corrode. Extra strong. Works perfectly to connect ducting to flanges or connectors. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49724638691584,"sku":"405514","price":2.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_da32d5f4-2a25-4f95-b743-25103c88a35d.jpg?v=1789051643"},{"product_id":"aluminum-foil-adhesive-tape-3in-x-100ft","title":"Aluminum Foil Adhesive Tape 3in x 100ft","description":"A 3.5 mil, high strength aluminum foil coated with an aggressive acrylic adhesive system. The foil conforms well to both fibrous and sheet metal ducts, providing an excellent vapor seal. The malleable foil also conforms well around corners and to irregular surfaces. Can be used under all weather conditions; designed for maximum adhesion over clean, dry surfaces, resists water vapor, odor and smoke transmission. For application ease, the adhesive is protected until the liner is removed. Measures 3 inches x 33 yards.","brand":"DL Wholesale","offers":[{"title":"Default Title","offer_id":49724869869824,"sku":"789301","price":8.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_bd1ff199-564b-4ba6-8c3c-e4a919f88826.jpg?v=1789054679"},{"product_id":"silver-duct-tape-2in-x-150ft","title":"Silver Duct Tape 2in x 150ft","description":"An 11 mil Heavy-duty silver duct tape with high tack and easy tear. Ideal for bundling, sealing and holding applications. High performance strength and adhesion. Measures 2 inches x 50 yards.","brand":"DL Wholesale","offers":[{"title":"Default Title","offer_id":49724871573760,"sku":"789307","price":6.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_829bc6c2-eaba-4ac4-8c65-e48b560f48ce.jpg?v=1789054691"},{"product_id":"grow1-greenhouse-light-trap-24in-x-24in-x-10-25in","title":"GROW1 Greenhouse Light Trap 24in x 24in x 10.25in","description":"\u003cp\u003eGrow1 Greenhouse Light Traps offer the best air flow on the market and require little to no space within your grow room once installed. Light Traps are used to provide complete blackout environments while essentially allowing your rooms to breath without compromising the sensitive lighting of your room. Optimizing your growing performance requires the ability to control and completely block out light, while simultaneously providing the maximum airflow possible. Light Traps are designed to provide an exact amount of light blocking (darkout) needed for any application. Grow1 Greenhouse Light Traps are made of durable corrosion free plastics and are easy to assemble, install, and remove while providing superior performance.\u003c\/p\u003e","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49725283500288,"sku":"981200","price":312.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_5b6272f2-c7e3-47b2-9131-e473e382e034.jpg?v=1789056612"},{"product_id":"grow1-greenhouse-light-trap-40in-x-40in-x-10-25in","title":"GROW1 Greenhouse Light Trap 40in x 40in x 10.25in","description":"\u003cp\u003eGrow1 Greenhouse Light Traps offer the best air flow on the market and require little to no space within your grow room once installed. Light Traps are used to provide complete blackout environments while essentially allowing your rooms to breath without compromising the sensitive lighting of your room. Optimizing your growing performance requires the ability to control and completely block out light, while simultaneously providing the maximum airflow possible. Light Traps are designed to provide an exact amount of light blocking (darkout) needed for any application. Grow1 Greenhouse Light Traps are made of durable corrosion free plastics and are easy to assemble, install, and remove while providing superior performance.\u003c\/p\u003e","brand":"Grow1","offers":[{"title":"Default Title","offer_id":49725283696896,"sku":"981260","price":437.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_6a49d6f5-683c-4eda-9cb6-9804448865e1.jpg?v=1789056619"},{"product_id":"refurbished-noise-reduction-clamp-10in","title":"~REFURBISHED~ Noise Reduction Clamp 10in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\", wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":50471313899776,"sku":"Q-405110","price":4.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_8f83951b-72c3-4318-a977-eef3e7478f9a.jpg?v=1790560985"},{"product_id":"refurbished-noise-reduction-clamp-16in","title":"~REFURBISHED~ Noise Reduction Clamp 16in","description":"Perfect to use with fans, carbon filters, and ducting. 2.5\",  wide . Neoprene lining on the inner part of the clamp. Creates an air tight seal and prevents vibrations. Price is per piece.","brand":"Grow1","offers":[{"title":"Default Title","offer_id":50471313932544,"sku":"Q-405116","price":8.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_c947f96a-0ce3-4c8a-bf42-5a723ee1f8e6.jpg?v=1790560990"},{"product_id":"secret-jardin-df25-light-baffle-with-mesh","title":"Secret Jardin DF25 Light Baffle with Mesh","description":"","brand":"Secret Jardin","offers":[{"title":"Default Title","offer_id":50471377076480,"sku":"W-DF25LBV40","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/image_1920_ab0bda87-29e3-4eb6-98a4-ff9539f0836b.jpg?v=1790562564"},{"product_id":"stainless-steel-duct-clamps-12","title":"Stainless Steel Duct Clamps, 12\"","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable in 4″, 6″, 8″, 10″, and 12″\u003c\/li\u003e\n\u003cli\u003eStainless steel and rust resistant\u003c\/li\u003e\n\u003cli\u003eWorm drive adjustable w\/screwdriver for a super-secure fit\u003c\/li\u003e\n\u003cli\u003eTwo per pack\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable class=\"data-table\" border=\"1\" cellpadding=\"10\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"head\"\u003e\n\u003cth\u003eProduct\u003c\/th\u003e\n\u003cth\u003eMin Diameter\u003c\/th\u003e\n\u003cth\u003eMax Diameter\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACC4 4″\u003c\/td\u003e\n\u003ctd\u003e3 3\/8″\u003c\/td\u003e\n\u003ctd\u003e4 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACC6 6″\u003c\/td\u003e\n\u003ctd\u003e5 3\/8″\u003c\/td\u003e\n\u003ctd\u003e6 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACC8 8″\u003c\/td\u003e\n\u003ctd\u003e7 3\/8″\u003c\/td\u003e\n\u003ctd\u003e8 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACC10 10″\u003c\/td\u003e\n\u003ctd\u003e9 3\/8″\u003c\/td\u003e\n\u003ctd\u003e10 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eACC12 12″\u003c\/td\u003e\n\u003ctd\u003e11 3\/8″\u003c\/td\u003e\n\u003ctd\u003e12 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003c\/ul\u003e","brand":"Hydrofarm","offers":[{"title":"Default Title","offer_id":50478036058368,"sku":"ACC12","price":1.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/3553\/8944\/files\/ACC12-ACC12_1.jpg?v=1790637928"}],"url":"https:\/\/megagrowmart.com\/collections\/duct-clamps-backdraft-dampers-light-traps.oembed?page=2","provider":"Mega Grow Mart","version":"1.0","type":"link"}