Wuxi UP Technology Co., Ltd.
| Payment Terms | T/T |
| Delivery Time | 30days |
| Packaging Details | Standard seaworthy package |
| Compatibility | Universal / Specific Models |
| Application | Water Heaters, Industrial Heaters, HVAC Systems |
| Temperaturerange | -20°C to 300°C |
| Weight | Varies by part |
| Productname | Heating Spare Parts |
| Material | Stainless Steel |
| Brand Name | UP |
| Certification | CE ISO |
| Place of Origin | China |
View Detail Information
Explore similar products
Vaillant Rings Gasket O'Ring kit spare parts kits Ecotec Boiler
2.5mm Vaillant Ecotec Boiler O Ring Gasket Spare Parts Kit For Heating System
Replacement O Ring and Gasket Kit for Vaillant Ecotec Boiler Spare Parts
25mm Vaillant Ecotec Boiler Sealing Ring And Gasket Repair Spare Parts Kit
Product Specification
| Payment Terms | T/T | Delivery Time | 30days |
| Packaging Details | Standard seaworthy package | Compatibility | Universal / Specific Models |
| Application | Water Heaters, Industrial Heaters, HVAC Systems | Temperaturerange | -20°C to 300°C |
| Weight | Varies by part | Productname | Heating Spare Parts |
| Material | Stainless Steel | Brand Name | UP |
| Certification | CE ISO | Place of Origin | China |
| High Light | EcoTEC boiler burner seal ，Vaillant boiler burner seal ，Stainless Steel vaillant burner seal | ||
The Sealing Gasket Kit for condensing heat exchangers provides reliable sealing support with precision O-rings, washers, and gaskets. These components help ensure efficient and safe boiler functionality.
What makes our sealing gasket kit different?
"We manufacture the sealing gaskets. We also manufacture the condensing heat exchangers."
All components are produced inside our own factory. Every gasket is developed, tested, and matched directly with the heat exchanger system instead of being purchased from outside suppliers and resold.
Our gaskets are not generic parts. They are engineered specifically for our heat exchangers — the dimensions, the compression rate, the material grade — all matched in-house.
Result: No gaps. No leaks. No guesswork.
Before any gasket kit leaves our factory, it has already been through real-world testing on our own production line:
| Test |
What We Check |
| Assembly Fit Test | Gasket fits the heat exchanger perfectly — first time, every time |
| Combustion Leak Test | No gas escapes under real operating pressure and temperature |
| Thermal Cycling Test | Seal holds after repeated heating and cooling cycles |
| Aging & Durability Test | Material stays stable over long-term use |
Every kit you receive is a proven, validated product — not a theoretical fit from a catalog.
Seals are made from Graphite — selected specifically for condensing boiler environments.
Resistant to weakly acidic condensate (pH 3–5) and high-temperature flue gas.
Prevents two critical risks:
· Noxious gas leaks — keeping combustion gases safely inside
· Water leakage — protecting the appliance and surrounding area
If any issue ever arises, there is only one supplier to call — us. We control every step from material selection to final assembly. You get:
· Faster problem resolution
· Full technical support
· Consistent, traceable quality
· O-Rings (various sizes)
· Flat Gaskets
· Washers / Sealing Rings
· Custom configurations available on request
Why You Can Buy With Confidence
| Reson | What It Means for You |
| Self-manufactured | We make it — no middleman markup |
| Pre-fitted & tested | Already proven on our own heat exchanger |
| Verified safety | Combustion leak test passed before shipping |
| OEM / ODM available | Custom sizes and branding welcome |
Small parts. But they are not guesswork.
Every gasket we sell has been made by us, fitted to our own heat exchanger, and put through rigorous testing.
You buy with confidence. You install with certainty.
Custom sizes, custom materials, and OEM branding available.
Contact us for pricing and specifications.
Certificate
Product packaging
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2022
Total Annual:
60000-120000
Employee Number:
30~50
Ecer Certification：
Verified Supplier
Backed by more than two decades of specialized experience in thermal engineering and precision manufacturing, we operate as a fully integrated R&D and manufacturing enterprise. · Customized stainless steel heat exchangers for fully premixed condensin... Backed by more than two decades of specialized experience in thermal engineering and precision manufacturing, we operate as a fully integrated R&D and manufacturing enterprise. · Customized stainless steel heat exchangers for fully premixed condensin...
Get in touch with us
Leave a Message, we will call you back quickly!