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Clip (1)
Coupler (8)
Elbow (48)
Elbow Adapter (8)
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Flat Elbow (24)
Inlet (8)
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3-1/2" (75)
4-1/2" (72)
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Ivory (37)
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(24)
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(1)
(1)

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$5 to $10 (1)
$10 to $15 (9)
$15 to $20 (11)
$20 to $25 (15)
$25 to $30 (24)
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$35 to $40 (17)
$40 to $45 (17)
$45 to $50 (6)
$50 to $60 (18)

Fortress Line Set Covers

146 items
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Product Image of 4.5" White Wall Duct Kit - LDK122W (12 Ft Kit)
4.5" White Wall Duct Kit - LDK122W (12 Ft Kit)
SKU: 84105
Fortress
SKU: 84105
Brand: Fortress
(19)
$179.10 each
In Stock
Get 147 by Fri, Jun 19
In Stock
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Product Image of 3.5" White Wall Duct Kit - LDK92W (12 Ft Kit)
3.5" White Wall Duct Kit - LDK92W (12 Ft Kit)
SKU: 84005
Fortress
SKU: 84005
Brand: Fortress
(20)
$151.52 each
In Stock
Get 72 by Fri, Jun 19
In Stock
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Product Image of 4.5" Ivory Wall Duct Kit - LDK122I (12 Ft Kit)
4.5" Ivory Wall Duct Kit - LDK122I (12 Ft Kit)
SKU: 84125
Fortress
SKU: 84125
Brand: Fortress
(8)
$179.11 each
In Stock
Get 19 by Fri, Jun 19
In Stock
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Product Image of 3.5" Ivory Wall Duct Kit - LDK92I (12 Ft Kit)
3.5" Ivory Wall Duct Kit - LDK92I (12 Ft Kit)
SKU: 84025
Fortress
SKU: 84025
Brand: Fortress
(4)
$151.52 each
In Stock
Get 27 by Fri, Jun 19
In Stock
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Product Image of 3.5" 45° Inside Vertical Elbow - LCFI92W (White)
3.5" 45° Inside Vertical Elbow - LCFI92W (White)
SKU: 84000
Fortress
SKU: 84000
Brand: Fortress
$28.10 each
In Stock
Get 7 by Fri, Jun 19
In Stock
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Product Image of 4.5" 45° Inside Vertical Elbow - LCFI122W (White)
4.5" 45° Inside Vertical Elbow - LCFI122W (White)
SKU: 84100
Fortress
SKU: 84100
Brand: Fortress
$36.51 each
In Stock
Get 7 by Fri, Jun 19
In Stock
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Product Image of 3.5" 45° Outside Vertical Elbow - LCFO92W (White)
3.5" 45° Outside Vertical Elbow - LCFO92W (White)
SKU: 84001
Fortress
SKU: 84001
Brand: Fortress
$28.10 each
In Stock
Get 10 by Mon, Jun 22
In Stock
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Product Image of 4.5" 45° Outside Vertical Elbow - LCFO122W (White)
4.5" 45° Outside Vertical Elbow - LCFO122W (White)
SKU: 84101
Fortress
SKU: 84101
Brand: Fortress
$36.51 each
In Stock
Get 9 by Fri, Jun 19
In Stock
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Product Image of 3.5" 90° Inside Vertical Elbow - LCI92W (White)
3.5" 90° Inside Vertical Elbow - LCI92W (White)
SKU: 84002
Fortress
SKU: 84002
Brand: Fortress
(2)
$28.10 each
In Stock
Get 9 by Fri, Jun 19
In Stock
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Product Image of 4.5" 90° Inside Vertical Elbow - LCI122W (White)
4.5" 90° Inside Vertical Elbow - LCI122W (White)
SKU: 84102
Fortress
SKU: 84102
Brand: Fortress
(2)
$36.51 each
In Stock
Get 27 by Fri, Jun 19
In Stock
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Product Image of 3.5" 90° Outside Vertical Elbow - LCO92W (White)
3.5" 90° Outside Vertical Elbow - LCO92W (White)
SKU: 84003
Fortress
SKU: 84003
Brand: Fortress
(2)
$28.10 each
In Stock
Get 19 by Fri, Jun 19
In Stock
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Product Image of 4.5" 90° Outside Vertical Elbow - LCO122W (White)
4.5" 90° Outside Vertical Elbow - LCO122W (White)
SKU: 84103
Fortress
SKU: 84103
Brand: Fortress
(1)
$36.51 each
In Stock
Get 20 by Fri, Jun 19
In Stock
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Product Image of 3.5" End Fitting - LEN92W (White)
3.5" End Fitting - LEN92W (White)
SKU: 84007
Fortress
SKU: 84007
Brand: Fortress
$11.22 each
BOX UP & SAVE 0%
$67.32 box of 6
$11.22 each
In Stock
Get 35 by Fri, Jun 19
In Stock
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Product Image of 4.5" End Fitting - LEN122W (White)
4.5" End Fitting - LEN122W (White)
SKU: 84107
Fortress
SKU: 84107
Brand: Fortress
$14.62 each
BOX UP & SAVE 0%
$87.72 box of 6
$14.62 each
In Stock
Get 22 by Fri, Jun 19
In Stock
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Product Image of 3.5" Flexible Elbow - LF92W (White)
3.5" Flexible Elbow - LF92W (White)
SKU: 84008
Fortress
SKU: 84008
Brand: Fortress
(1)
$44.23 each
In Stock
Get 22 by Fri, Jun 19
In Stock
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Product Image of 4.5" Flexible Elbow - LF122W (White)
4.5" Flexible Elbow - LF122W (White)
SKU: 84108
Fortress
SKU: 84108
Brand: Fortress
$57.53 each
In Stock
Get 15 by Fri, Jun 19
In Stock
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Product Image of 3.5" Flexible Elbow Adapter - LFJ92W (White)
3.5" Flexible Elbow Adapter - LFJ92W (White)
SKU: 84009
Fortress
SKU: 84009
Brand: Fortress
$19.02 each
BOX UP & SAVE 13%
$99.84 box of 6
$16.64 each
In Stock
Get 5 by Fri, Jun 19
In Stock
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Product Image of 4.5" Flexible Elbow Adapter - LFJ122W (White)
4.5" Flexible Elbow Adapter - LFJ122W (White)
SKU: 84109
Fortress
SKU: 84109
Brand: Fortress
$17.18 each
BOX UP & SAVE 0%
$103.08 box of 6
$17.18 each
In Stock
Get 17 by Fri, Jun 19
In Stock
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Product Image of 3.5" Coupler - LJ92W (White)
3.5" Coupler - LJ92W (White)
SKU: 84010
Fortress
SKU: 84010
Brand: Fortress
(3)
$11.55 each
BOX UP & SAVE 0%
$69.30 box of 6
$11.55 each
In Stock
Get 82 by Fri, Jun 19
In Stock
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Product Image of 4.5" Coupler - LJ122W (White)
4.5" Coupler - LJ122W (White)
SKU: 84110
Fortress
SKU: 84110
Brand: Fortress
(1)
$10.88 each
BOX UP & SAVE 0%
$65.28 box of 6
$10.88 each
In Stock
Get 78 by Fri, Jun 19
In Stock
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Product Image of 3.5" 90° Flat Elbow - LK92W (White)
3.5" 90° Flat Elbow - LK92W (White)
SKU: 84011
Fortress
SKU: 84011
Brand: Fortress
(2)
$20.64 each
BOX UP & SAVE 0%
$123.84 box of 6
$20.64 each
In Stock
Get 35 by Fri, Jun 19
In Stock
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Product Image of 4.5" 90° Flat Elbow - LK122W (White)
4.5" 90° Flat Elbow - LK122W (White)
SKU: 84111
Fortress
SKU: 84111
Brand: Fortress
(4)
$26.83 each
In Stock
Get 64 by Fri, Jun 19
In Stock
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Product Image of 3.5" 45° Flat Elbow - LKF92W (White)
3.5" 45° Flat Elbow - LKF92W (White)
SKU: 84012
Fortress
SKU: 84012
Brand: Fortress
$24.95 each
In Stock
Get 17 by Fri, Jun 19
In Stock
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Product Image of 4.5" 45° Flat Elbow - LKF122W (White)
4.5" 45° Flat Elbow - LKF122W (White)
SKU: 84112
Fortress
SKU: 84112
Brand: Fortress
(2)
$31.89 each
In Stock
Get 21 by Fri, Jun 19
In Stock
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Product Image of 3.5" Soffit Inlet - LP92W - (White)
3.5" Soffit Inlet - LP92W - (White)
SKU: 84014
Fortress
SKU: 84014
Brand: Fortress
(2)
$23.56 each
BOX UP & SAVE -0%
$141.36 box of 6
$23.56 each
In Stock
Get 27 by Fri, Jun 19
In Stock
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Product Image of 4.5" Soffit Inlet - LP122W (White)
4.5" Soffit Inlet - LP122W (White)
SKU: 84114
Fortress
SKU: 84114
Brand: Fortress
$30.04 each
In Stock
Get 37 by Fri, Jun 19
In Stock
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Product Image of 3.5" Tee - LT92W (White)
3.5" Tee - LT92W (White)
SKU: 84015
Fortress
SKU: 84015
Brand: Fortress
$37.14 each
In Stock
Get 10 by Fri, Jun 19
In Stock
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Product Image of 4.5" Tee - LT122W (White)
4.5" Tee - LT122W (White)
SKU: 84115
Fortress
SKU: 84115
Brand: Fortress
$48.26 each
In Stock
Get 12 by Fri, Jun 19
In Stock
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Product Image of 3.5" Wall Inlet - LW92W (White)
3.5" Wall Inlet - LW92W (White)
SKU: 84016
Fortress
SKU: 84016
Brand: Fortress
(1)
$20.15 each
BOX UP & SAVE -0%
$120.90 box of 6
$20.15 each
In Stock
Get 45 by Fri, Jun 19
In Stock
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Product Image of 4.5" Wall Inlet - LW122W (White)
4.5" Wall Inlet - LW122W (White)
SKU: 84116
Fortress
SKU: 84116
Brand: Fortress
$26.22 each
In Stock
Get 104 by Fri, Jun 19
In Stock
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Product Image of 3.5" Wall Flange - LWF92W (White)
3.5" Wall Flange - LWF92W (White)
SKU: 84017
Fortress
SKU: 84017
Brand: Fortress
$29.24 each
BOX UP & SAVE 13%
$153.36 box of 6
$25.56 each
In Stock
Get 7 by Fri, Jun 19
In Stock
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Product Image of 4.5" Wall Flange - LWF122W (White)
4.5" Wall Flange - LWF122W (White)
SKU: 84117
Fortress
SKU: 84117
Brand: Fortress
$30.04 each
In Stock
Get 9 by Fri, Jun 19
In Stock
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Product Image of 3.5" 90° Sweep Elbow - LKS92W (White)
3.5" 90° Sweep Elbow - LKS92W (White)
SKU: 84013
Fortress
SKU: 84013
Brand: Fortress
(3)
$26.06 each
In Stock
Get 21 by Fri, Jun 19
In Stock
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Product Image of 4.5" 90° Sweep Elbow - LKS122W (White)
4.5" 90° Sweep Elbow - LKS122W (White)
SKU: 84113
Fortress
SKU: 84113
Brand: Fortress
(2)
$45.26 each
In Stock
Get 2 by Fri, Jun 19
In Stock
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Product Image of 4.5" to 3.5" Reducer - LDR12292W (White)
4.5" to 3.5" Reducer - LDR12292W (White)
SKU: 84106
Fortress
SKU: 84106
Brand: Fortress
$28.88 each
BOX UP & SAVE 13%
$150.78 box of 6
$25.13 each
In Stock
Get 11 by Mon, Jun 22
In Stock
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Product Image of 3.5" Soffit Inlet - LP92B (Brown)
3.5" Soffit Inlet - LP92B (Brown)
SKU: 84274
Fortress
SKU: 84274
Brand: Fortress
$35.26 each
In Stock
Get 3 by Mon, Jun 22
In Stock
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Product Image of 3.5" Coupler - LJ92B (Brown)
3.5" Coupler - LJ92B (Brown)
SKU: 84270
Fortress
SKU: 84270
Brand: Fortress
$11.73 each
In Stock
Get 9 by Fri, Jun 19
In Stock
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Product Image of 4.5" Coupler - LJ122B (Brown)
4.5" Coupler - LJ122B (Brown)
SKU: 84370
Fortress
SKU: 84370
Brand: Fortress
$17.54 each
In Stock
Get 6 by Fri, Jun 19
In Stock
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Product Image of 3.5" End Fitting - LEN92B (Brown)
3.5" End Fitting - LEN92B (Brown)
SKU: 84267
Fortress
SKU: 84267
Brand: Fortress
$16.79 each
In Stock
Get 3 by Fri, Jun 19
In Stock
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Product Image of 4.5" End Fitting - LEN122B (Brown)
4.5" End Fitting - LEN122B (Brown)
SKU: 84367
Fortress
SKU: 84367
Brand: Fortress
$21.83 each
In Stock
Get 1 by Tue, Jun 23
In Stock
Get 1 by Tue, Jun 23
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Product Image of 3.5" Flexible Elbow Adapter - LFJ92B (Brown)
3.5" Flexible Elbow Adapter - LFJ92B (Brown)
SKU: 84269
Fortress
SKU: 84269
Brand: Fortress
$19.77 each
In Stock
Get 3 by Fri, Jun 19
In Stock
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Product Image of 4.5" Flexible Elbow Adapter - LFJ122B (Brown)
4.5" Flexible Elbow Adapter - LFJ122B (Brown)
SKU: 84369
Fortress
SKU: 84369
Brand: Fortress
$25.24 each
In Stock
Get 3 by Fri, Jun 19
In Stock
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Product Image of 3.5" Wall Inlet - LW92B (Brown)
3.5" Wall Inlet - LW92B (Brown)
SKU: 84276
Fortress
SKU: 84276
Brand: Fortress
$31.40 each
In Stock
Get 11 by Fri, Jun 19
In Stock
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Product Image of 4.5" Wall Inlet - LW122B (Brown)
4.5" Wall Inlet - LW122B (Brown)
SKU: 84376
Fortress
SKU: 84376
Brand: Fortress
$40.05 each
In Stock
Get 5 by Fri, Jun 19
In Stock
Get 5 by Fri, Jun 19
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Product Image of 4.5" to 3.5" Reducer - LDR12292B (Brown)
4.5" to 3.5" Reducer - LDR12292B (Brown)
SKU: 84366
Fortress
SKU: 84366
Brand: Fortress
$30.83 each
Backorder
Get it by Thu, Jul 16 - Thu, Aug 13
Backorder
Get it by Thu, Jul 16 - Thu, Aug 13
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Product Image of 3.5" 45° Flat Elbow - LKF92B (Brown)
3.5" 45° Flat Elbow - LKF92B (Brown)
SKU: 84272
Fortress
SKU: 84272
Brand: Fortress
$37.40 each
In Stock
Get 2 by Fri, Jun 19
In Stock
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Product Image of 4.5" 45° Flat Elbow - LKF122B (Brown)
4.5" 45° Flat Elbow - LKF122B (Brown)
SKU: 84372
Fortress
SKU: 84372
Brand: Fortress
$48.65 each
In Stock
Get 2 by Mon, Jun 22
In Stock
Get 2 by Mon, Jun 22
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Product Image of 3.5" 90° Flat Elbow - LK92B (Brown)
3.5" 90° Flat Elbow - LK92B (Brown)
SKU: 84271
Fortress
SKU: 84271
Brand: Fortress
$41.26 each
In Stock
Get 53 by Fri, Jun 19
In Stock
Get 53 by Fri, Jun 19
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