Duct Board Return Air Box

In many applications where your duct is laying on the ceiling members you may want to attach a 90 degree elbow to the round collar on the ceiling box and then attach your flexible duct or sheet metal duct to the elbow.

Duct board return air box.

Can accept any size collar up to 18 in. Dundas jafine bpc425r6 insulated flexible duct with black jacket 4 inches by 25 feet. Cambridge duct support webbing black 1 3 4 inch width 50 feet length. 00 25 00 item 27 00 shipping.

The duct board return air box is an r6 insulated box that installs traditionally in a ceiling. Replace redesign the duct board with sheet metal. Picotech 24 r6 0 duct board air supply insulation chamber plenum kit durable sturdy heavy duty 4 sides and top ventilation. Amcraft 1 5 r6 insulation red blue duct tools 1 5 red and blue.

Used as a central return vent box filter grill not included. Of water 50 ft of el mentions entrance fitting. Duct board return air box. R4 1 r6 1 5 r8 2.

If you re going this far perform a flowhood test to determine where how much improved airflow can be had. Item 523684 model rab17. Can accept any size collar up to 18 in. Imperial manufacturing gv0984 imperial full flow duct wye 4 in.

You need a pro for this. Coat seal the interior of the duct board using an airless sprayer. This will provide the best possible airflow for your systems efficiency. Product is knocked down for shipping and must be.

Hamilton 20 5 in x 17 5 in x 28 in return air box assembly duct plenum. Used as a central return vent box filter grill not included. Design of flexible duct junction boxes current standards ashrae 2012 hvac systems and equipment box plenum systems using flexible duct constrains box width to 2 3x entrance width constrains box length to 2 x box width flat pressure loss 0 05 in. Can be easily cut to size.

Description duct board return air box custom sized 1 1 1 2 2 some assembly required on duct boxes please note. We stock massive quantities of duct board and sound board and have a professional duct artist on staff to specialty cut duct board distribution boxes tri boxes supply and return plenums trunk lines all sizes and r values. 2 fiberglass duct board fsk foil faced 2 x 4 sheets sold per box 5 0 out of 5 stars 2. Custom duct cuts are accurate plus or minus 1 4 inch from desired inside dimensions.

The duct board return air box is an r6 the duct board return air box is an r6 insulated box that installs traditionally in a ceiling.