Roofing Felts: A Complete Guide for Buyers and Contractors


Roofing felts are essential materials in construction, providing waterproofing and protection for roofs. Whether you're a contractor or a DIY enthusiast, understanding the different types, features, and applications of roofing felts can help you make informed decisions. This guide covers everything from sourcing reliable suppliers to choosing the right product for your needs.


How to Find Reliable Roofing Felts from China in 2025


China remains a leading supplier of roofing felts, offering competitive prices and high-quality materials. To find trustworthy manufacturers, consider the following:

  • Check certifications like ISO 9001 or CE marks.
  • Read customer reviews and testimonials.
  • Request samples to test quality before bulk orders.
  • Verify production capacity and lead times.

Platforms like Alibaba and Made-in-China list verified suppliers, making it easier to compare options.


What Buyers Should Know Before Buying Roofing Felts from China


Purchasing roofing felts from China requires due diligence. Key considerations include:

  • Shipping costs and import duties.
  • Minimum order quantities (MOQs).
  • Payment terms (e.g., T/T, L/C).
  • Compliance with local building codes.

Working with a sourcing agent can streamline the process and mitigate risks.


Types of Roofing Felts


Roofing felts come in various materials, each suited for specific applications:

  • Bituminous Felt: Affordable and widely used for waterproofing.
  • Fiberglass Felt: Durable and resistant to tearing.
  • Polyester Felt: Flexible and ideal for high-stress areas.
  • Self-Adhesive Felt: Easy to install with a peel-and-stick backing.

Functions and Features of Roofing Felts


Roofing felts serve multiple purposes in construction:

  • Waterproofing: Prevents water infiltration.
  • Insulation: Adds thermal resistance.
  • Protection: Shields roofs from UV rays and mechanical damage.
  • Flexibility: Adapts to roof movements without cracking.

Scenarios of Roofing Felts


Roofing felts are used in various settings, including:

  • Residential roofs.
  • Commercial buildings.
  • Industrial facilities.
  • Temporary shelters.

How to Choose Roofing Felts


Selecting the right roofing felts depends on:

  • Climate: Choose UV-resistant felts for sunny regions.
  • Roof Slope: Steeper slopes may require heavier felts.
  • Budget: Balance cost with durability.
  • Installation Method: Some felts require torching, while others are self-adhesive.

Roofing Felts Q & A


Q: How long do roofing felts last?
A: Typically 10-20 years, depending on material and exposure.


Q: Can roofing felts be installed in cold weather?
A: Yes, but self-adhesive felts may require warming for proper bonding.


Q: Are roofing felts eco-friendly?
A: Some manufacturers offer recycled or biodegradable options.


Q: What’s the difference between felt and synthetic underlayment?
A: Synthetic underlayment is lighter and more tear-resistant but often more expensive.


Q: How do I repair damaged roofing felt?
A: Patch small tears with bitumen tape or replace the affected section.