Tuesday, July 30, 2013

How to Replace a Fiberglass A/C Filter to Hepa Filter

Fig.1 Intake vent
By Gary Boutin

Supplies and Tools:
HEPA Filter
Magic Eraser Sponge
Vacuum Cleaner

Mrs. Black has severe allergies and he doctor stated she needed a better filtration filter. She recommended an HEPA Filter.

This post shows the fourteen steps to removing the existing system and installing a HEPA filter.

Step 1: According to Wikipedia, the free encyclopedia an HEPA filter is a High-efficiency particulate filter. Above fig.1 shows the air intake vent, this vent houses a fiberglass filter to catch the pet hair but it's not enough any more. 
Step 2: Fig.2 shows the pet hair on the fiberglass filter.
Fig.2 Dust on fiberglass filter
Step 3: Fig.3 and fig.4 shows the vacuum cleaner behind the fiberglass vent being vacuuming any possible pet hairs and dust.
Fig.3 Vacuuming inside A/C tube
Fig.4 Vacuum filter area
Step 4: Fig.5 shows the metal grill is vacuumed of any dust and pet hair.
Fig.5 Vacuum metal grill inside
Step 5: Fig.6 shows the metal grill being washed with a Magic Sponge of any dust and pet hair.
Fig.6 Cleaning outside vents
Step 6: Fig.7 shows the Filtrete® HEPA filters will be used to solve the pet and dust issue.
Fig.7 New Filtrete filter
Step 7: Fig.8 shows that by ordering the Filtrete HEPA filter on the Internet Mrs. Black was able to purchase these filters at an affordable price.
Fig.8 Filter size 18X24X
Step 8: Fig.9 shows what this filter can does. It explain what is removed from the air system.
Fig.9 Instructions
Step 9: Fig.10 shows the air vent has air travel through the filter.
Fig.10 Air flow
Step 10: Fig.11 shows that one inch was removed from this filter to fit the air intake. This is not recommended by the manufacturer.
Fig.11 Cutting the filter
Step 11: Fig.12 shows the white arrow exactly how to place the filter to get the correct air flow.
Fig.12 Air flow arrow
Step 12: Fig.13 shows the new HEPA filter in its new home.
Fig.13 New filter
Step 13: Fig.14 shows the cover is now closed over the new HEPA Filter.
Fig.14 Close vent
Step 14: Fig.15 shows were the old fiberglass filter is not stored in the garage.
Fig.15 Store old fiberglass filter

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Note: The DIY Advisor assumes no liability for omissions, errors or the outcome of any jobs. The reader must always exercise reasonable caution, follow current codes and regulations that may apply, and is urged to consult with a licensed contractor if in doubt about any steps on these posts. All names were changed to protect client's privacy. DIY Advisor. Reproduction of site content including photos without permission prohibited. All rights reserved. © Copyright 2011-

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