Frequently Asked Questions


PRO-VENT protects duct work from dirt, dust and debris while allowing normal system operation.

CODE BOX provides on-site ID, display and secure weather-safe protection for permits and job documentation.

Item No. Description Wt. (lbs.) Box Dimensions (in.)
Vent Covers
PV-10 10 per package 4 14 x 7 x 4
PV-25 25 per package 8 15 x 11 x 6
PV-50 50 per package 15 18 x 15 x 7
PV-100 100 per package 30 18 x 15 x 13
Vent Covers are available in bulk and custom imprinted. Call for details
Code Box
PV-CB2 Standard Code Box* 8 24 x 18 x 5
PV-CBLK Combination Lock 0.25 N/A
PV-CBND 7/16 Nut Driver 0.25 N/A
PV- CBLP Address Numbers 0.15 N/A
PV-QCLAMP T-Post Quick Clamp 0.1 N/A
* Code Box includes t-post quick clamps and address numbers. All other accessories are available separately. T-Post not included.

How does the PRO-VENT install?

It fits over the rough–in duct work and allows conditioned air to flow in. Install with nails or round/pan headed screws. Drywall screws may damage the vent cover.

Is PRO-VENT reusable?

Yes. Simply rinse the the filter.

What size vent opening does the PRO-VENT fit?

The PRO-VENT duct cover is designed to protect up to a 4” x 12” vent opening while still allowing airflow.

How big is the PRO-VENT?

The overall size is 6” x 14”.

PRO-VENT pricing states "standard imprint" what is standard imprint?

Standard imprint is the imprint that is shown on the product page. --> Clean Ducts=Cleaner Air

Are the code boxes weatherproof?

Yes and they provide lockable on-site storage for building plans, permits and posting of address numbers.

Are there replacements available for the foam filters in PRO-VENTS?

Yes! Foam is available through McMaster-Carr. Be sure to specify 30 pores per inch.