Photo of Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Photo of Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Photo of Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Photo of Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
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Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit

  • SKU: AM-510510
  • Brand: Airmax
  • Type: Replacement Parts
  • Barcode: 813166027046
$239.99
$299.99
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Photo of Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
Airmax SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit
$239.99
$299.99

The SilentAir G25 (RP25 87R) 1/4 HP Maintenance Kit is designed to restore proper airflow and efficiency in single rocking piston compressors used in compact pond aeration systems. Routine maintenance helps maintain consistent oxygen delivery and reduces long-term wear on internal components.

This complete service kit includes all essential replacement parts needed to return the compressor to optimal operating condition without replacing the entire unit.

Why Choose the SilentAir G25 Maintenance Kit?

  • Restores Performance: Replaces worn internal components that reduce airflow and pressure.
  • Complete Service Kit: Includes all critical seals, piston, and valve components.
  • Planned Maintenance: Designed for routine service every 12-18 months.
  • Targeted Compatibility: Built specifically for SW20HP and PS10 aeration systems.
  • Extends Compressor Life: Preventive maintenance helps avoid premature compressor failure.

Kit Components

  • Valve Plate with Pre-Installed Leaf Valves: 1
  • Cylinder Sleeve: 1
  • Piston Cup: 1
  • Head O-Rings: 2
  • Cylinder O-Ring: 1
  • Torx Head Screws: 2

PRO TIP

Before reassembly, clean the cylinder and valve surfaces thoroughly and apply a light coating of thread sealant where required. Proper sealing and even torque help maintain consistent pressure and smooth operation.

  • Product Type: Compressor maintenance kit
  • Compressor Compatibility: SilentAir G25 (RP25 87R) 1/4 HP single rocking piston
  • Recommended Service Interval: Every 12-18 months
  • Compatible Aeration Systems: Shallow Water HP Series SW20HP; PondSeries PS10
  • Included Components: Valve plate, cylinder sleeve, piston cup, O-rings, fasteners

Shipping Information

We aim to get your pond and water garden supplies to you as quickly as possible.

  • Orders over $250 ship free across North America.
  • A flat rate of $14.99 applies to all smaller orders.
  • Standard delivery takes 1 to 4 business days.
  • Most in-stock items are dispatched within 24 hours.
  • Special order items may require 2 to 14 business days before shipping, depending on availability.
Returns & Exchanges

If something isn’t quite right, we’ve got you covered.

  • Returns are accepted within 30 days of delivery.
  • Items must be unused, in original packaging, and include all parts and proof of purchase.
  • All returns require prior authorization. Items sent without approval will not be accepted.
  • Shipping costs are non-refundable unless the item is confirmed defective upon delivery.
  • Items marked as Clearance, Special Order, or Final Sale are non-returnable and cannot be cancelled, returned, or refunded.

For full details, please review our Shipping Policy and Refund Policy.

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