New strong surround testing with 20Hz & below.

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Speakers condition:  The voice coil & spider must be intact.

Allow 10 - 15mins fixing each speakers.
Terms and condition: The voice coil and spider must be intact.
We just fix the roll surround See photos. We also have Jamo BX150 10" & Sound dynamic 15" speakers on site to listen with new foam surround.

By appointment only.
Knoxfield. 

Poly foam (polyurethane foam) and normal foam (typically made of rubber or other materials) are two common materials used for speaker surrounds in audio systems. Each material has its own set of characteristics, and the choice between them depends on various factors. Here are some benefits of poly foam over normal foam surrounds:

Durability:

• Poly foam is often more durable than traditional foam surrounds. It can withstand exposure to air, moisture, and sunlight for longer periods without deteriorating. This makes poly foam a good choice for speakers that may be used in different environmental conditions.

Resilience:

• Poly foam is known for its resilience and ability to return to its original shape after compression. This quality helps maintain the structural integrity of the speaker surround over time, contributing to long-lasting performance.

Consistency in Performance:

• Poly foam tends to have consistent mechanical properties, providing a stable platform for the speaker cone. This consistency in performance can contribute to a more predictable and reliable sound output from the speaker

Less Susceptible to Environmental Factors:

• Poly foam is often less susceptible to environmental factors such as temperature fluctuations and humidity. This can be beneficial for speakers used in outdoor or varied environmental conditions.

Availability of Different Densities:

• Poly foam comes in various densities, allowing manufacturers to choose a specific density that suits the intended application. This flexibility in material density can help optimize the speaker's performance and responsiveness.

Cost-Effective Manufacturing:

• Poly foam is a versatile material that can be produced cost-effectively in different shapes and sizes. Its manufacturing process allows for efficient production, making it a cost-effective option for speaker surrounds.

Lightweight:

• Poly foam is generally lightweight, which can be advantageous for certain speaker designs. The lower weight contributes to easier handling during manufacturing and potentially reduces the overall weight of the speaker system.

Clear silicone and traditional foam (such as rubber or poly foam) are two distinct materials with different properties. Here are some potential benefits of using clear silicone over normal foam surrounds:

Water Resistance:

• Clear silicone is inherently water-resistant and does not absorb water like traditional foam materials. This feature makes it an excellent choice for speakers used in marine environments or other conditions where water exposure is a concern.

Durability and Longevity:

• Silicone is known for its durability and resistance to environmental factors such as sunlight, temperature variations, and humidity. Clear silicone surrounds may have a longer lifespan compared to traditional foam, particularly in situations where the speaker is exposed to challenging conditions.

Flexibility and Elasticity:

• Silicone is highly flexible and elastic, allowing it to withstand repeated stretching and compressing without losing its original form. This flexibility contributes to the longevity and reliability of the speaker surround.

Transparency:

• The clear or transparent nature of silicone allows for a sleek and modern aesthetic. This can be visually appealing, especially when the speaker components are visible or when a design choice emphasizes a clean and transparent look.

Ease of Cleaning:

• Clear silicone is easy to clean and maintain. It can be wiped down without the risk of water absorption or degradation, making it a practical choice for speakers in environments where cleanliness is important.

Consistent Performance:

• Silicone tends to have consistent mechanical properties, providing a stable platform for the speaker cone. This consistency contributes to predictable and reliable sound output over time.

Resistance to UV Rays:

• Clear silicone is often resistant to ultraviolet (UV) rays, which can be beneficial in outdoor or high-exposure settings. UV resistance helps prevent degradation of the material due to prolonged exposure to sunlight.

Chemical Resistance:

• Silicone is generally resistant to various chemicals, which can be advantageous in certain industrial or laboratory environments where exposure to chemicals is a consideration.

It's essential to note that the choice between clear silicone and traditional foam surrounds depends on the specific requirements of the speaker design, the intended use of the speakers, and factors such as aesthetics and budget constraints. While clear silicone offers certain benefits, traditional foam materials may still be preferable in certain applications.

Allow 10 - 15mins fixing each speakers.
Terms and condition: The voice coil and spider must be intact.
We just fix the roll surround See photos. We also have Jamo BX150 10" & Sound dynamic 15" speakers on site to listen with new foam surround.

By appointment only.
Knoxfield. 

Speakers condition:  The voice coil & spider must be intact.

Allow 10 - 15mins fixing each speakers.
Terms and condition: The voice coil and spider must be intact.
We just fix the roll surround See photos. We also have Jamo BX150 10" & Sound dynamic 15" speakers on site to listen with new foam surround.

By appointment only.
Knoxfield. 

Poly foam (polyurethane foam) and normal foam (typically made of rubber or other materials) are two common materials used for speaker surrounds in audio systems. Each material has its own set of characteristics, and the choice between them depends on various factors. Here are some benefits of poly foam over normal foam surrounds:

1. Durability:
   
   • Poly foam is often more durable than traditional foam surrounds. It can withstand exposure to air, moisture, and sunlight for longer periods without deteriorating. This makes poly foam a good choice for speakers that may be used in different environmental conditions.

1. Resilience:
   
   • Poly foam is known for its resilience and ability to return to its original shape after compression. This quality helps maintain the structural integrity of the speaker surround over time, contributing to long-lasting performance.

1. Consistency in Performance:
   
   • Poly foam tends to have consistent mechanical properties, providing a stable platform for the speaker cone. This consistency in performance can contribute to a more predictable and reliable sound output from the speaker.

1. Less Susceptible to Environmental Factors:
   
   • Poly foam is often less susceptible to environmental factors such as temperature fluctuations and humidity. This can be beneficial for speakers used in outdoor or varied environmental conditions.

1. Availability of Different Densities:
   
   • Poly foam comes in various densities, allowing manufacturers to choose a specific density that suits the intended application. This flexibility in material density can help optimize the speaker's performance and responsiveness.

1. Cost-Effective Manufacturing:
   
   • Poly foam is a versatile material that can be produced cost-effectively in different shapes and sizes. Its manufacturing process allows for efficient production, making it a cost-effective option for speaker surrounds.

1. Lightweight:
   
   • Poly foam is generally lightweight, which can be advantageous for certain speaker designs. The lower weight contributes to easier handling during manufacturing and potentially reduces the overall weight of the speaker system.

Clear silicone and traditional foam (such as rubber or poly foam) are two distinct materials with different properties. Here are some potential benefits of using clear silicone over normal foam surrounds:

Water Resistance:

• Clear silicone is inherently water-resistant and does not absorb water like traditional foam materials. This feature makes it an excellent choice for speakers used in marine environments or other conditions where water exposure is a concern.

Durability and Longevity:

• Silicone is known for its durability and resistance to environmental factors such as sunlight, temperature variations, and humidity. Clear silicone surrounds may have a longer lifespan compared to traditional foam, particularly in situations where the speaker is exposed to challenging conditions.

Flexibility and Elasticity:

• Silicone is highly flexible and elastic, allowing it to withstand repeated stretching and compressing without losing its original form. This flexibility contributes to the longevity and reliability of the speaker surround.

Transparency:

• The clear or transparent nature of silicone allows for a sleek and modern aesthetic. This can be visually appealing, especially when the speaker components are visible or when a design choice emphasizes a clean and transparent look.

Ease of Cleaning:

• Clear silicone is easy to clean and maintain. It can be wiped down without the risk of water absorption or degradation, making it a practical choice for speakers in environments where cleanliness is important.

Consistent Performance:

• Silicone tends to have consistent mechanical properties, providing a stable platform for the speaker cone. This consistency contributes to predictable and reliable sound output over time.

Resistance to UV Rays:

• Clear silicone is often resistant to ultraviolet (UV) rays, which can be beneficial in outdoor or high-exposure settings. UV resistance helps prevent degradation of the material due to prolonged exposure to sunlight.

Chemical Resistance:

• Silicone is generally resistant to various chemicals, which can be advantageous in certain industrial or laboratory environments where exposure to chemicals is a consideration.

It's essential to note that the choice between clear silicone and traditional foam surrounds depends on the specific requirements of the speaker design, the intended use of the speakers, and factors such as aesthetics and budget constraints. While clear silicone offers certain benefits, traditional foam materials may still be preferable in certain applications.

Cost: Each 8" $32 , 10" $40, 12" $48 , 15" $60.

Allow 10 - 15mins fixing each speakers.
Terms and condition: The voice coil and spider must be intact.
We just fix the roll surround See photos. We also have Jamo BX150 10" & Sound dynamic 15" speakers on site to listen with new foam surround.

By appointment only.
Knoxfield.