Leak Sealers
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Items 1 to 16 of 16 total
Prevent & repair leaks anywhere in the system, including condensers, evaporators, copper lines, and soldered joints Easily injected into the system, it travels with the...
SKU:
4050-01
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$53.00 USD
BRAND: Rectorseal
ID: #RE150-1S9-0174
$106.66 USD
Restore AC performance quickly Stop refrigerant leaks permanently Safe delivery tool UV formula adds the ability for a UV light source to detect larger leaks...
SKU:
45318
Vendor:
Rectorseal
Type:
AC Leak Freeze
Availability:
In-Stock
$106.66 USD
BRAND: Rectorseal
ID: #RE150-1S9-0173
$91.66 USD
Permanently seal gas leaks in A/C For use in copper and aluminum coils Polymer free: non-clogging to compressors, recovery units, schrader valves, cap tubes, TXV...
SKU:
45309
Vendor:
Rectorseal
Type:
AC Leak Freeze
Availability:
In-Stock
$91.66 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45301
Vendor:
Rectorseal
Type:
AC Leak Freeze
Availability:
In-Stock
$60.83 USD
BRAND: Rectorseal
ID: #RE150-1S9-0103
$134.02 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45317
Vendor:
Rectorseal
Type:
AC Leak Freeze
Availability:
In-Stock
$134.02 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45312
Vendor:
Rectorseal
Type:
AC Leak Freeze
Availability:
In-Stock
$99.60 USD
BRAND: Rectorseal
ID: #RE150-1S9-0044
Available in 2-4 days
$106.66 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45316
Vendor:
Rectorseal
Type:
Leak Sealers
Availability:
In-Stock
$106.66 USD
BRAND: Rectorseal
ID: #RE150-1S9-0043
Available in 2-4 days
$82.32 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45311
Vendor:
Rectorseal
Type:
Leak Sealers
Availability:
In-Stock
$82.32 USD
BRAND: Rectorseal
ID: #RE150-1S9-0040
Available in 2-4 days
$112.54 USD
Permanently seals leaks in air conditioning and refrigeration systems Does not contain polymers Not activated by moisture or oxygen Tested to be non-clogging to A/C...
SKU:
45321
Vendor:
Rectorseal
Type:
Leak Sealers
Availability:
In-Stock
$112.54 USD
BRAND: Nu-Calgon
ID: #NC100-1S9-1086
Available in 2-4 days
$88.00 USD
Permanently seals even larger leaks Rapid Fusion Technology for a stronger bond Easiest to install direct inject Works with all refrigerants New brighter UV dye...
SKU:
4050-21
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$88.00 USD
The piercing valve and hose for installing A/C EasySeal
Prevents and seals refrigerant leaks
SKU:
4051-99
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$22.00 USD
Treatment for commercial ice makers, coffee urns and brewers, beverage makers and other water-using equipment such as humidifiers, steamers, and residential ice makers
SKU:
4050-02
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$160.00 USD
Compatible with all refrigerants and oils
No pump-down needed on R410A systems
SKU:
4050-05
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$86.00 USD
Prevents and seals refrigerant leaks in A/C and refrigeration systems UV Dye detects larger leaks Compatible with all refrigerants and oils No pump-down needed on...
SKU:
4050-11
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$104.00 USD
BRAND: Nu-Calgon
ID: #NC100-1S9-1002
$78.00 USD
Compatible with all refrigerants and oils
No pump-down needed on R410A systems
Treats systems from 1.5 to 5 tons
SKU:
4050-08
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$78.00 USD
Prevent & repair leaks anywhere in the system, including condensers, evaporators, copper lines, and soldered joints Easily injected into the system, it travels with the...
SKU:
4050-06
Vendor:
Nu-Calgon
Type:
Leak Sealer
Availability:
In-Stock
$74.00 USD
Shop Leak Sealers at SupplyShop
Find leak sealers for commercial HVAC, refrigeration, plumbing, electrical, foodservice, and maintenance work. Browse options such as Leak Sealer, AC Leak Freeze. Compare brands such as Diversitech, Nu-Calgon, Rectorseal when a direct replacement or approved brand matters.
How to choose leak sealers
- Match the product page details to the equipment nameplate, project plan, or replacement part requirements.
- Compare dimensions, material, voltage, capacity, compatibility, and accessory requirements where they apply.
- Use product photos, manuals, model numbers, and SKU details to confirm the selection before checkout.
Before you order
Review availability, freight or parcel shipping needs, return eligibility, and installation requirements before checkout. If the job depends on exact fit, have the model number, measurements, photos, or replacement requirements ready before contacting SupplyShop.

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