Asphalt Roofing Felt（ASTM STANDART）

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Detailed Specification of Asphalt Roofing Felt:

Item	Width	Length	Weight	Thickness	Usage
ASTM D-226 roofing felt 30#	36in 0.914m	72ft 21.95 m	23.5kg	1.2mm	A roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.
ASTM D-226 roofing felt 15#	36in 0.914 m	144ft 43.89 m	23kg	0.8mm
ASTM D-4869 roofing felt 15#	36in 0.914m	144ft 43.89m	16.5kg	0.6mm
ASTM D-4869 roofing felt 30#	36in 0.914m	72ft 21.95m	13.5kg	0.8mm

A heavy-weight Asphalt Roofing Felt made of a specially formulated organic sheet which has been fully saturated with waterproofing asphalt.

Pictures of Asphalt Roofing Felt:

Bitumen Roofing Felt

Asphalt Roofing Felt

Use of Asphalt Roofing Felt:

A roofing felt used as an underlay beneath asphalt shingles, wood shakes, tiles and other sloped coverings.

Q:Roof membrane waterproof construction process, what should be noted that?: Foundation treatment to find leveling to pay attention Five to: 1 slope accurate, smooth drainage 2 surface is flat 3 strong 4 clean 5 dry

Q:Slope roof drains do not need to be waterproof: When installing a waterproof board, when the width of a waterproof board is not enough, to be placed side by side, it should be noted that the gap between the board and the plate will provide potential space for root growth.

Q:Why should the use of high pressure perfusion waterproof plugging method: High pressure grouting construction principle: is a special high-pressure grouting waterproof material through the high-pressure infusion equipment into the concrete crack structure extended until all the cracks (including the naked eye is difficult to meet) filled with water (water) with the cross-linking reaction, Release a large number of carbon dioxide gas, resulting in secondary pressure, high pressure and secondary pressure will be pressed into the elastomer and filled with all the gaps, to stop the purpose of leakage, it can be said that the best performance of plugging material,

Q:Eastern rainbow waterproof how to do: Do not know where you use, waterproof as if a lot of materials. I know there are coiled, painted.

Q:Find the construction steps for waterproof coatings: 3, note (1) rain weather and five wind above the weather shall not be construction. (2) coating waterproof layer shall not have bottom leakage, cracking, holes and other defects and peeling, bubbling, carcassing and wrinkle phenomenon. Coating waterproof layer and the base should be bonded between the solid, no hollowing, trachoma, delamination and so on. (3) the coating site should be continuous, solid, shall not appear Alice, hollowing parts. (4) rigid protective layer before the completion of any personnel shall not enter the construction site, so as not to damage the waterproof layer; coating of the overlapping parts should be care by the staff. (5) roof should be used lime soil, clay or sub-clay for backfill, thickness 50 cm, backfill shall not contain stones, gravel, ash and organic matter. Artificial compaction of each layer 25 cm, mechanical compaction of each layer 30 cm, rammed to prevent damage to the waterproof layer. In the backfill thickness of more than 50 cm, it is allowed to use mechanical backfill rolling.

Q:Hello, roof with SBS waterproof material bulk density is how much?: As the SBS coil finished with pure asphalt is not the same, the coil includes a variety of surface material weight. The following is the different types and different thickness of the SBS coil unit area weight, due to the need to lap and pave the reinforcement layer, calculate the load in the following unit area weight, the general multiplied by 1.2 coefficient.

Q:What is the price of a waterproof window cover?: 2, the bottom liner Composite sets of most of the finished use of the bottom liner and decorative panels. Market sales of the bottom liner and decorative panels are 1220 * 2440 mm specifications, the bottom liner thickness of 18,15,12 mm three, the production of doors and windows or cabinet liner thickness of the use of 18 mm. Bottom liner according to the different materials, is divided into blockboard, MDF, particleboard, melamine board. Commonly used for blockboard and MDF.

Q:Js waterproof coating without powder can brushing: 5. Coating maintenance: JS cement-based waterproof emulsion coating construction after 24 hours after the end with a damp cloth to cover the coating or spray water to maintain the coating, usually 2-3 days; air humidity, poor ventilation of the local dry The time period may be longer, and vice versa; 6. Check the construction of JS waterproof coating (closed water test): bathroom, pool and other parts in the JS cement-based waterproof emulsion waterproof layer after dry (at least 24 hours in summer, at least 48 hours in winter) stored water for 48 hours to see the water Construction is not qualified. Light wall must do the water test. JS waterproof coating See the amount of: under normal circumstances, the amount of about 0.6-1kg / ㎡, the actual amount from the use, the use of parts, rough surface roughness, environmental factors such as the decision.

Q:Finished house bathroom waterproof household acceptance should be how to accept?: 4: coating waterproof layer coating evenly, the thickness of the product to meet the technical requirements, the general thickness of not less than 1.5mm not exposed at the end.

Q:How to do waterproof bathroom, construction process is what: 2, brush the second time waterproof coating. It should be noted that the first coating to be dry before the second brushing, the specific time depending on the product characteristics may be. If the interval is too short, the first pass of the paint has not been dry, waterproof effect will be greatly reduced.

We are specialized in the production and marketing of Waterproofing Materials and Machinery.

1. Manufacturer Overview
Location	Hebei, China
Year Established	2004
Annual Output Value	Above US$ 100 Million
Main Markets	America; Europe; Asia; the middle east
Company Certifications	ISO 9001

3. Manufacturer Capability
a)Trade Capacity
Nearest Port	Tianjin
Export Percentage	50% - 100%
No.of Employees in Trade Department	6 - 10 people
Language Spoken:	English; Chinese
b)Factory Information
Factory Size:	20000 square meters
No. of Production Lines	Above 5
Contract Manufacturing	OEM Service Offered; Design Service Offered
Product Price Range