What payment terms are accepted?

The accepted payment term is T/T (Telegraphic Transfer).

How should the roofing felt be stored before installation?

Rolls must be stored upright in a dry location and protected from damage and weather. Installation should never occur when the felt or roof deck is wet.

What are the installation requirements for different roof slopes?

For slopes up to 33%, a double layer with 19-inch headlap is required. For slopes of 33% or greater, a single layer with 4-inch headlap is required.

ASTM D226 30# Type II Asphalt Waterproof Roofing Felt 3ftx72FT Shingle Underlayer

Name: ASTM D226 30# Type II Asphalt Waterproof Roofing Felt 3ftx72FT Shingle Underlayer
Brand: Cangzhou Jiansheng Building Waterproof Material Co., Ltd.
SKU: 2138125895

Hebei, ChinaCangzhou Jiansheng Building Waterproof Material Co., Ltd.

US$6.80-17.80

200 Rolls

Sample price:US$17.80/roll.Request sample

Product profile

Customization

Available

Product Name

15 Roofing Felt

Raw Material

Mat Paper, Asphalt

Model NO.

ASTM series

Usage

Waterproof, Damproof,Protection Layer

Where to Use

Roof Deck, Wall, Floor,Subway

Width

36in

Length

72FT or 144FT

Thickness

0.2mm---1.2mm

Roll Weight

8kg---28kg

Roll Coverage

216sq.FT or 432 Sq.FT or Customized

Watertightness

Waterproof

Application

Pitched

Saturation

100%

Advantage

Easy Applicatiion

Main Market

All Over The World

Tensile

133,9 +/- 59,5 N

Transport Package

Packed with Blank Craft Paper Then Load in Pallet

Specification

36in*72 ft 36in*144ft or customized

Trademark

Jianda

Origin

Cangzhou China

HS Code

4811100000

Production Capacity

50000 Rolls /Month

Key features

High Saturation Rate: Features 100% to 150% saturation by weight for superior moisture resistance.

High Tear Strength: Engineered with high tear strength to withstand stress and harsh weather conditions.

Customizable Specifications: Offers flexible customization including roll coverage, thickness, and dimensions.

OEM Service Available: Supports full customization, minor customization, and customization from samples or designs.

Versatile Application: Suitable as underlayment for asphalt shingles, wood shakes, tiles, and other slope coverings.

Multiple ASTM Standards: Available in ASTM D-4869 and ASTM D-226 types (15# and 30#) for varied requirements.

Large Production Capacity: Manufacturer has an annual production capacity of 8 million square meters.

Advanced Quality Control: Equipped with first-class testing equipment and a dedicated quality testing center.

Company profile

Exhibition ExperienceImporters and ExportersHigh Repeat Buyers Choice

Cangzhou Jiansheng Building Waterproof Material Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.99h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing and sales company focused on lightweight and higher-grade building waterproof materials, including SBS and APP modified bitumen membranes, polypropylene, and PE polyester products. It reports domestic production lines, annual capacity of 8 million square meters, and a quality assurance system. The supplier supports extensive product customization and has exported for eight years, with exports representing 51%–70% of total sales. However, service, corrective-action, complaint-handling, supplier-assessment, and traceability processes lack written procedures or records. It has no SDK, overseas warehouse, showroom, overseas agent or branch, and does not provide OEM services for popular brands. Financial information is limited to stated years without performance values, while environmental and fire-drill statuses are unknown.

Supplier typeThe supplier is identified as a combined company engaged in manufacturing and sales of lightweight waterproof materials, waterproofing and insulation construction services, and import/export activities. Its stated product range includes SBS and APP modified bitumen membranes, polypropylene, and PE polyester materials.

After-Sales capabilityThe supplier has eight years of export experience, accepts common trade quotation terms, and reports one-month lead times in both peak and off-season periods. However, it has no written procedures or records for complaint handling, corrective and preventive actions, or service-capability assessment, and has no overseas warehouse, showroom, agent, or branch.

Production capacityThe supplier reports domestically advanced production lines, advanced equipment, a quality control system, and annual production capacity of 8 million square meters. Quality control resources include one inspection staff member and five test-equipment units; these stated facilities and capacity provide explicit evidence of production capability.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its R&D engineer is assigned to customize products based on customer needs, directly supporting a broad customization capability.

Product Q&A

Q:What are the available types of this roofing felt?

The product is available in four types: ASTM D-4869 15#, ASTM D-4869 30#, ASTM D-226 15#, and ASTM D-226 30#.

Q:What are the standard dimensions and weight options?

Standard width is 36 inches. Lengths include 72FT or 144FT. Thickness ranges from 0.2mm to 1.2mm, with roll weights between 8kg and 28kg.

Q:Can the product specifications be customized?

Yes, customization is available for roll coverage, thickness, and dimensions. The company offers full customization, minor customization, and customization from samples or designs.

Q:What is the minimum order quantity?

The minimum order quantity is 100 square meters.

Q:What are the lead times for production?

The average lead time is one month for both peak season and off-season.