Filter menu expanded
Filters
12 items
Reset
SORT
Product Availability –
Show In Stock Only (10)
Product Type –
HVAC Compound (8)
Tape (4)
Color –
Gray (6)
White (2)
Review Score –
 --%3E %3Csvg version='1.1' id='Fill' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23F15C02' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
(2)
Price Range –
$1 to $5 (4)
$15 to $20 (1)
$20 to $25 (2)
$25 to $30 (3)
$35 to $40 (1)
$40 to $45 (1)
Hardcast
Need a little help?
12 items
Grid
List
Compare
$17.96 each
In Stock
Get 65 by Tue, Jul 7
In Stock
Get 65 by Tue, Jul 7
Compare
$39.25 each
In Stock
Get 6 by Tue, Jul 7
In Stock
Get 6 by Tue, Jul 7
Compare
 --%3E %3Csvg version='1.1' id='No-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23CECECE' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
$26.18 each
In Stock
Get 73 by Tue, Jul 7
In Stock
Get 73 by Tue, Jul 7
Compare
$25.13 each
Out of Stock
Get it by Tue, Jul 21 - Tue, Jul 28
Out of Stock
Get it by Tue, Jul 21 - Tue, Jul 28
Compare
$20.46 each
In Stock
Get 30 by Tue, Jul 7
In Stock
Get 30 by Tue, Jul 7
Compare
$41.76 each
In Stock
Get 61 by Tue, Jul 7
In Stock
Get 61 by Tue, Jul 7
Compare
$3.61 each
Out of Stock
Get it by Tue, Jul 21 - Tue, Jul 28
Out of Stock
Get it by Tue, Jul 21 - Tue, Jul 28
Compare
$27.85 each
In Stock
Get 33 by Tue, Jul 7
In Stock
Get 33 by Tue, Jul 7
Compare
$21.14 each
In Stock
Get 7 by Tue, Jul 7
In Stock
Get 7 by Tue, Jul 7
Compare
$3.69 each
In Stock
Get 19 by Tue, Jul 7
In Stock
Get 19 by Tue, Jul 7
Compare
$3.69 each
In Stock
Get 20 by Tue, Jul 7
In Stock
Get 20 by Tue, Jul 7
Compare
$4.67 each
In Stock
Get 26 by Tue, Jul 7
In Stock
Get 26 by Tue, Jul 7
Resources
FAQs, Manuals & Videos
Articles
More About Hardcast
Hardcast specializes in premium HVAC duct sealants, adhesives and coatings - engineered for airtight sealing, indoor air quality and energy-efficient HVAC performance. Trusted by contractors since 1965, Hardcast offers UL-listed, GREENGUARD-certified and low/zero-VOC products that meet strict industry standards and ensure lasting system integrity.
Didn't find what you're looking for?
Let us know
.