Winguard Factory
Since
1994
Staff
30+
Production Base
Over 15,000
㎡Customization
OEM/ODM
Why Choose Us
01.
Production Capacity & Efficiency
Fully automated processes deliver high production efficiency, fast lead times, and reliable delivery for bulk orders.
NEXT
02.
Quality Assurance
Standardized testing ensures every seal meets high performance and reliability requirements.
NEXT03.
Experience & Custom Solutions
30+ years of expertise & 50 + best-selling products. Tailored solutions for clients worldwide.
Blog
How Long Does Door Weatherstripping Last? Signs It’s Time to Replace It
Door weatherstripping does not have one fixed lifespan. Material, exposure, daily use and the way the strip fits the frame all affect how long it remains useful. A seal on a sheltered interior door faces different conditions from one beside a sunny, frequently used entrance. Its present condition is usually a better guide to replacement…
2026/10/15
What Is the Best Door Seal for Exterior Doors and Windows?
For an exterior entrance door or window with a defined kerf, a protected coated PU foam seal can provide a soft weather line when its mounting and compression dimensions match the frame. For a window or architectural glazing frame with a suitable flat mounting surface, a weather-resistant TPE profile offers another option. The mounting detail…
2026/10/08
Door Won’t Close After Weatherstripping? Causes and Fixes
Door Won’t Close After Weatherstripping? Causes and Fixes If a door will not close after weatherstripping installation, first locate where the resistance occurs. Pressure around the whole perimeter points to a different problem from rubbing at one hinge or a latch that misses its strike. A larger strip, stronger closer or harder slam may conceal…
2026/10/03