10x8x8 Register Box R6
$26.95The #640R6 Register Box is 4″ Tall without tabs. Standard Size #640R6 Register Boxes are lined with 1-1/2″ ductliner to provide an R-factor of R-6.
Return Plenum 16×19.75×48
$218.78Plenums that precisely fit equipment from leading manufacturers. We offer options to customize our plenums to meet the demands of markets nationwide, including:
- 16″ x 19.75″ x 48″
- Two-piece L-shaped side construction
- Four-piece construction
- Beaded for added strength
20×30 Return Grill with Filter TRU-190
$75.59Aire’s hinged return air filter grilles feature a pristine white powder-coated finish and a SmoothGlide latch for enhanced durability and ease of use.
10x6x6 Register Box R6
$22.42The #640R6 Register Box is 4″ Tall without Tabs.
Standard Size #640R6 Register Boxes are lined with 1 1/2″ Ductliner to provide an R-Factor of R-6.
UV Light System
$219.07This powerful UV lamp integrates seamlessly with your filtration system, providing continuous purification by inactivating harmful pathogens like SARS-CoV-2 on surfaces and disinfecting the system’s coils. It’s the ideal solution for keeping your home cleaner, healthier, and more hygienic.
Hanging Strap
$18.06These duct straps are ideal for securing conduit, thick cables, and other items. They offer maximum tensile strength for extended durability. They feature a curved, rounded tip for smooth insertion into tight spaces. The rounded tip also protects the user from sharp edges. These conduit straps are easy to use and fasten quickly and securely around bundles of cables, ropes, and more.
Accommodates conduit from 7″ to 15″.
18” Insulated Flex Duct – R8
$232.84Flexible Insulated Air Duct – R8
Flexible insulated air duct designed for residential and light commercial HVAC applications. Built with a reinforced inner core, heavy-duty outer vapor barrier, and high-efficiency fiberglass insulation to help reduce thermal loss, improve airflow efficiency, and support consistent heating and cooling performance. Its flexible construction allows easier installation in attics, ceilings, crawl spaces, and other tight HVAC areas while helping reduce condensation and energy transfer.
12x6x7 Register Box R6
$22.95Las cajas de registro estándar n.° 640R6 están revestidas con Ductliner de 1-1/2″ para proporcionar un factor R de R-6. La caja de registro n.° 640R6 tiene una altura de 4″ sin pestañas.
18” Insulated Flex Duct – R6
$179.93Flexible Insulated Air Duct
Flexible insulated air duct designed for residential and light commercial HVAC applications. Built with a reinforced inner core, thermal fiberglass insulation, and durable outer vapor barrier to help improve airflow efficiency, reduce energy loss, and support reliable heating and cooling performance. Its flexible construction allows easier installation in attics, ceilings, crawl spaces, and other tight areas commonly found in HVAC systems.
UltraLite Lightweight Concrete Equipment Pad 36″ x 36″ x 3″
$139.78| Dimensions | |
|---|---|
| Length | 36 inches (in) |
| Width | 36 inches (in) |
| Height | 3 inches (in) |
| Weight | 37.5 pounds (lbs) |
| Attributes | |
| Brand | DiversiTech® |
| Capacity | 528 Pounds |
| Color | Gray |
| Composition | Fiber-Cement over Encapsulated Polystyrene |
| Country of Origin | USA |
| Cubic Measurement | 2.25 |
| Dimensional Weight | 28 |
| EAN | 0095247410439 |
| Pad Size | 36″ x 36″ x 3″ |
3/4” Electrical Whip 6ft
$47.39Watertight Flexible Duct System: A practical kit that simplifies the connection of air conditioning units. It can also be used for heat pumps, refrigeration, hot tubs, swimming pools, and outdoor lighting. Three different cable colors ensure easy connection. Includes one straight connector and one 90° connector (metallic or non-metallic). The 90° connector is removable for straight connections. (The second straight connector is not included.)
4” Louvered Cap
$13.72This product features a three-slat damper system that helps prevent cold air, snow, or rain from entering your home. The slats have been redesigned to prevent jamming. Additionally, this cover has a UV-resistant coating that prevents fading from the sun.
HVAC Sealant
$28.76Hardcast/Carlisle CCWI-181 is a versatile, water-based duct sealant for indoor and outdoor use. It can be used on all types of metal, fiberglass, and flexible ductwork, as well as fabric ductwork and flexible tubing. It features integrated polyester reinforcement for exceptional strength and UV inhibitors for outdoor applications.
UL Listed 181 AM/BM
Meets ASTM C-731 and D-2202 standards.
Approved by the USDA, EPA, and FDA.
LEED Compliant
SCAQMD Rule 1168
Supply Plenum R6 16 x 25 X 36
$237.73Knocked down plenums that precisely fit all major manufacturers’ equipment. Options are available to customize our plenums to meet the demands of markets nationwide including:
12×24 Return Grill with Filter TRU-190
$39.57Hinged return air filter grilles feature a pristine white powder-coat finish and a SmoothGlide latch for increased durability and ease of use.
12×12 Register Box R6
$47.31Las cajas de registro #649R6 están revestidas con Ductliner de 1 1/2″ para proporcionar un factor R de R-6. La caja de registro #649R6 tiene 9″ de altura sin el collarín.
14” Bypass Damper
$199.06Installing a zoning bypass gate used to take one to two hours, but that’s a thing of the past. The new bypass gate is ready to use right out of the box, with minimal setup. Instead of a complicated counterweight system, it features an easy-to-use, preset dial that requires little to no adjustment. Zoning has never been so simple.

Air Conditioner Systems (Electric Heat)
Gas Split System
Heat Pump Systems
Mini Split Systems
Package Units
Mobile Home Systems
Condenser
Coil
Air Handler
Heat Kit
Furnace
Condenser Pad
Drain Pans
Fittings & Connections
Flue Pipe
Line Set
Thermostat
PVC Pipe & Fittings
Miscellaneous Supplies
Ducting & Venting
Exhaust Fan
Flex Duct
Return Plenum
Supply Plenum
Registers & Grilles
Filters
Grills





