Explore precision-built 11 slot linear diffusers for high-airflow spaces, available factory-direct in customizable lengths. Check the selected product page for current pricing.
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11 Slot Linear Diffusers, Cut and Finished in Miami
Design your next commercial or large-volume project with factory-direct 11 slot linear diffusers manufactured in Florida. Each diffuser in this collection is engineered with 11 slots at 1-inch width, and custom lengths are available at no upcharge. The 11-slot configuration fits a 22-inch nominal opening width. Choose the length based on the measured opening and required airflow, with plenums built to order based on each configuration.
- 17 models sized from 22 inches up to 84 inches in length, all nominally 22 inches wide
- Rated airflow (CFM) options from 1016 up to 3881. Rated CFM varies with diffuser length. Check the selected product page for its airflow rating.
- Installable in ceilings, walls, or floors in commercial or residential spaces
- Available factory-direct. Check the selected product page for current pricing. Lead times are listed on each product page.
- Custom lengths are available at no upcharge.
- Contact our in-house HVAC team for free plan takeoff or to discuss tailored solutions (786-629-9699, info@cryptic-air.com)
Ordering guidance: Plenums for 1, 2, and 3 slot diffusers may be purchased online; plenums for larger slot counts, including these 11 slot units, require a phone order. Approved contractor accounts receive account-based pricing with volume discounts. Lead times are listed on each product page. For custom requests or project-specific requirements, contact the team directly.
Every diffuser in this range is cut and finished in our Miami factory, ready for installation in your next high-capacity project. Experience precise air distribution, factory-direct support, and advanced customization that adapts to your unique architectural plans.
Frequently Asked Questions
Where can I buy 11 slot diffusers online?
You can purchase 11 slot linear diffusers directly from Cryptic Air. All models are available factory-direct with custom length options, and price ranges from $215.04-$929.99. Plenums for 1, 2, and 3 slot diffusers can be ordered online, while plenums for 11 slot models require a phone order at 786-629-9699 or email info@cryptic-air.com.
What size 11 slot diffuser do I need for my space?
Sizes range from 22 to 84 inches in length and all feature a 22-inch nominal duct opening. Select your model length based on your duct opening and room size requirements. For custom plans or questions, Cryptic Air offers free plan takeoff with their HVAC team.
Can 11 slot diffusers be installed in ceilings, walls, or floors?
Yes, every model in the collection is specified for installation in ceilings, walls, or floors. Specify your intended mounting location when planning your order.
Are custom sizes available for 11 slot linear diffusers?
Custom lengths are available at no extra charge on all 11 slot diffusers. Nominal opening widths are set by the slot count. Contact Cryptic Air to request a specific size.
What are the CFM ratings for 11 slot diffusers?
CFM ratings range from 1016 up to 3881 across the collection. These are product ratings; select the model that meets your project's airflow needs.
Where are Cryptic Air 11 slot diffusers manufactured?
All products in this collection are manufactured in Florida and cut and finished in Cryptic Air's Miami factory.
How do I get pricing and lead times for 11 slot diffusers?
The live price range is $215.04 to $929.99, with lead times listed on each product page. For volume pricing, approved contractors receive account-based discounts.
11 Slot Diffusers buying guide
11 Slot Linear Diffuser
- Length
- 22 inches · 24 inches · 26 inches · 28 inches · 30 inches · 32 inches · 34 inches · 36 inches · 38 inches · 40 inches · 42 inches · 44 inches · 46 inches · 48 inches · 60 inches · 72 inches · 84 inches
- Choose length to match your duct opening and desired room coverage.
- Width (Nominal Duct Opening)
- 22 inches
- Select width according to the duct opening size in your HVAC plan.
- Number of Slots
- 11
- More slots support higher airflow and larger coverage per diffuser.
- Slot Width
- 1 inch
- Slot width determines the appearance and airflow characteristics.
- CFM Rating
- 1016 · 1109 · 1201 · 1294 · 1386 · 1478 · 1571 · 1663 · 1756 · 1848 · 1940 · 2033 · 2125 · 2218 · 2772 · 3326 · 3881 (available on select models)
- Match CFM rating to your HVAC system's airflow requirements for optimal performance.
- Effective Velocity
- 550 Fpm
- Effective velocity influences air throw and sound; confirm with your HVAC designer.
- Installation Location
- ceiling · wall · floor
- Choose according to intended mounting location and airflow design requirements.
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