Product Details：
1.Compatible with Whirlpool Air Purifier Models:
AP450 AP510 AP51030K AP51030KB AP45030K WP500 WP1000 

2.Replaces Whirlpool Air Purifier Part # 1183054K and 8171434K
 
Features:
1. Compatible with Original Machine.
 
Find My Model Number
1. Check your box
On the bottom of your box, you should see the model number near the bar code.
2. Check your unit
Air Purifier body (back of the unit) should have a rating label that features your model number.
3. Check your manual
Your product's model number is listed on the front cover of your instruction booklet.
 
Package Includes:
HEPA Filter
Pre-Cut Carbon filter