Diffusers

71 Products

  • Leesburg, 741 Miller Drive Suite A-1 & B

  • 17
  • 20
  • 10
  • 6
  • 3
  • 2
  • 1
  • 5
  • 2
  • 1
  • 1
  • 1
  • 1
  • 1
  • There are no matching search results.

  • 19
  • 15
  • 10
  • 10
  • 8
  • 8
  • 2
  • 1
  • 1
  • 1
  • 1
  • 2
  • 1
  • 1
  • 1
  • There are no matching search results.

  • 16
  • 17
  • 8
  • 8
  • 8
  • 9
  • 4
  • 4
  • 1
  • 1
  • 1
  • 1
  • There are no matching search results.
Need Help?
800-721-2590
Contact us between 8AM-6PM EST, Monday - Friday.
ob-inventory-reduction-new-banner-image

Summer Savings Event

Stock up and save on essential brands.
July 1st through August 31st, 2026
71 Products
Call for Pricing
Call for Pricing
Commercial 24 x 8 in. Ceiling Diffuser in White Steel
PROSELECT®

Commercial 24 x 8 in. Ceiling Diffuser in White Steel
Part #PSHVD3IBDX
Item #3990250
Mfr. Part #PSHVD3IBDX
4.5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 x 8 in. Ceiling Diffuser in White Aluminum
PROSELECT®

Residential 8 x 8 in. Ceiling Diffuser in White Aluminum
Part #PSA3WXX
Item #3616727
Mfr. Part #PSA3WXX
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 in. Ceiling Diffuser in White Steel
PROSELECT®

Residential 8 in. Ceiling Diffuser in White Steel
Part #PSRCDWX
Item #3317118
Mfr. Part #54108WH
3.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Commercial 8 in. Ceiling Diffuser in White Steel
PROSELECT®

Commercial 8 in. Ceiling Diffuser in White Steel
Part #PSRADWX
Item #3876613
Mfr. Part #PSRADWX
4.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 x 8 in. Ceiling Diffuser in White Plastic
Rectorseal Airtec®

Residential 8 x 8 in. Ceiling Diffuser in White Plastic
Part #REC81913
Item #702811
Mfr. Part #81913
4.8 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 x 8 in. Ceiling Diffuser in White Aluminum
PROSELECT®

Residential 8 x 8 in. Ceiling Diffuser in White Aluminum
Part #PSA4WXX
Item #3616704
Mfr. Part #PSA4WXX
3.4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 in. Ceiling Diffuser in White Plastic
Rectorseal Airtec®

Residential 8 in. Ceiling Diffuser in White Plastic
Part #REC81911
Item #1344820
Mfr. Part #81911
4.9 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    Available Nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
24 x 24 in. Commercial Egg Crate Louvered Diffuser
DiversiTech®

24 x 24 in. Commercial Egg Crate Louvered Diffuser
Part #DIV650300
Item #1580360
Mfr. Part #650-300
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential Ceiling Diffuser in White Plastic
Easy Air Products

Residential Ceiling Diffuser in White Plastic
Part #EEAG8CPU
Item #1233717
Mfr. Part #EAG8CPU
3.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
18 x 6 in. Commercial Egg Crate Louvered Diffuser
PROSELECT®

18 x 6 in. Commercial Egg Crate Louvered Diffuser
Part #PSGDDSD18U
Item #3876586
Mfr. Part #PSGDDSD18U
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Commercial 24 x 24 in. Ceiling Diffuser in White Steel
PROSELECT®

Commercial 24 x 24 in. Ceiling Diffuser in White Steel
Part #PSSPDI2424
Item #4230276
Mfr. Part #PSSPDI2424
3.1 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Commercial and Residential 8 in. Ceiling Diffuser in Bright White Steel
Hart & Cooley

Commercial and Residential 8 in. Ceiling Diffuser in Bright White Steel
Part #H16WX
Item #54029
Mfr. Part #012901
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
14 x 4 in. Commercial Egg Crate Louvered Diffuser
PROSELECT®

14 x 4 in. Commercial Egg Crate Louvered Diffuser
Part #PSGDDSD14P
Item #3876539
Mfr. Part #PSGDDSD14P
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
6 x 6 in. Residential 1-Way Ceiling Diffuser
Hart & Cooley A501MS Series

6 x 6 in. Residential 1-Way Ceiling Diffuser
Part #H50700
Item #1048179
Mfr. Part #050700
3.7 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
10 x 10 in. Aluminium 2-Way Ceiling Diffuser in White
PROSELECT®

10 x 10 in. Aluminium 2-Way Ceiling Diffuser in White
Part #PSA2W1010
Item #11608385
Mfr. Part #PSA2W1010
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
10 x 10 in. Adjustable Curved Blade Register in White
Hart & Cooley

10 x 10 in. Adjustable Curved Blade Register in White
Part #HA612MS1010W
Item #11610001
Mfr. Part #HA612MS1010W
4.5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
18 in. Steel Baseboard Diffuser in White
Hart & Cooley

18 in. Steel Baseboard Diffuser in White
Part #H406W18
Item #54049
Mfr. Part #010680
4.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
Ceiling Diffuser for Commercial and Residential
Ecco Manufacturing

Ceiling Diffuser for Commercial and Residential
Part #E3CB1408
Item #9344821
Mfr. Part #3CB1408
4.8 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 6 x 6 in. Ceiling Diffuser in White Plastic
Rectorseal Airtec®

Residential 6 x 6 in. Ceiling Diffuser in White Plastic
Part #REC81903
Item #3099341
Mfr. Part #81903
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 2 x 2 in. Ceiling Diffuser Aluminum
International Comfort Products

Residential 2 x 2 in. Ceiling Diffuser Aluminum
Part #IKSALG0101AAA
Item #8072057
Mfr. Part #KSALG0101AAA
5 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
16 x 8 in. Spiral Duct Diffuser
Hart & Cooley

16 x 8 in. Spiral Duct Diffuser
Part #H558533
Item #3054463
Mfr. Part #558533
4.2 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
24 Golden Sand Baseboard Diffuser
Hart & Cooley

24 Golden Sand Baseboard Diffuser
Part #H10725
Item #801240
Mfr. Part #010725
3.4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Out of Stock
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Not Available
    Shipping Not Available
    Not available in 'VA'
10 x 8 in. 3-Way Curved Blade Ceiling Diffuser
Ecco Manufacturing

10 x 8 in. 3-Way Curved Blade Ceiling Diffuser
Part #E3CB1008
Item #9344823
Mfr. Part #3CB1008
4 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
Log in or Create an Account to see product availability.
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'
Residential 8 x 8 in. Ceiling Diffuser in White Plastic
Rectorseal Airtec®

Residential 8 x 8 in. Ceiling Diffuser in White Plastic
Part #REC81915
Item #2961378
Mfr. Part #81915
3.3 out of 5 Customer Rating
  • Requires Certification

Points
EACH
Requires Certification
Your product has been successfully added to the list
Your products have been successfully added to the list
Your product has been successfully added to the new list you created,
Your products have been successfully added to the new list you created,
You've reached more than half the max number of items allowed in a list (>250/500).
How to get it:
  • Pick Up
    0  Available
    0 nearby
    Pick Up  Not Available
    Not available in 'VA'
  • Shipping
    Available
    Shipping Not Available
    Not available in 'VA'