What are the opening hours?

Monday 8am - 4:30pm Tuesday 8am - 4:30pm Wednesday 8am - 4:30pm Thursday 8am - 4:30pm Friday 8am - 4:30pm

Cosmos Air Purification & Environmental Systems, Inc.

Home
United States
Landover, MD
Cosmos Air Purification & Environmental Systems, Inc.

Cosmos stands as a beacon in the air-filtration industry, crafting innovative clean air solutions.

09/09/2026

🍂 Fall air brings more than cooler temperatures.

As humidity drops, dry indoor air can affect respiratory comfort, increase static electricity, and change how particles behave indoors. 💨🏢

The fall power move? Target 40–60% indoor humidity + effective filtration. 🎯

Because healthy buildings start with the details you can’t see. 🌿

BuildingManagement HealthyBuildings HVACMaintenance CleanAir AirQuality CommercialHVAC CosmosAir CosmosAirPurification BuildingOperations FacilityManagers FallHVAC

09/08/2026

🚛 Late delivery isn’t an option. Reliability is the standard.

When facilities depend on critical HVAC filtration, timing matters. At Cosmos Air, we’re committed to keeping orders on time, every time—because your operation can’t afford delays. 🇺🇸✅

Delivered as promised. Built for performance. 💨

09/07/2026

☀️ Summer puts your HVAC system to the test. Is your system ready for fall? 🍂

Before the first cold morning hits, take 3 minutes to check the essentials:
1️⃣ Change that dirty filter
2️⃣ Check the condensate drain 💧
3️⃣ Flip to heat and test it 🔥

Thirty years of experience—and it still comes down to these three simple steps. 🛠️

Don’t wait for your system to tell you there’s a problem. Get ahead of it. ✅

📩 Book your fall check-up: [email protected]

Commercial HVAC HVAC Filters Air Filtration Preventive Maintenance Facility Managers Building Management CosmosAirPurification HVAC Tips

09/06/2026

🍂 Is your HVAC system ready for fall?

Cooler temperatures are coming—and now is the time to prepare. 🛠️ From checking filters and HVAC components to cleaning coils, calibrating thermostats, sealing ductwork, and testing heating systems, proactive maintenance can help keep your building running efficiently and comfortably all season long. 🌡️💨

Don’t wait for the first cold day. Prepare now. Perform better all season. ✅

AirFiltration MERV13 BuildingMaintenance PreventiveMaintenance EnergyEfficiency BuildingManagement FacilitiesManagement HealthyBuildings CosmosAir

09/04/2026

Instagram

🌬️ Clean air starts with curious minds. 💡

This week we welcomed young adults from the Sasha Bruce Youthwork Program for a hands-on look at how air filtration really works, from throwaway to HEPA, and why it matters everywhere from schools to hospitals. 🏫🏥

One student left saying their interest in the industry had "really grown" and that's exactly the kind of spark we love to see. ✨

Thank you to Denzel, Genesis, Eugene "BK," and Gerald "G" for joining us, the future of clean air looks bright. ✨🌟

FutureWorkforce SashaBruceYouthwork CosmosAirPurification IndoorAirQuality

09/03/2026

🔥 “This is fine…” until your HVAC system says otherwise. 😅

October 1st is not the time to discover a clogged filter, rising heating bills, and an unhappy thermostat. 🍂🏢

Get ahead of fall HVAC prep before small problems become expensive ones. 🛠️❄️

📩 DM “FALL” before it’s too late!

BuildingMaintenance AirFiltration IndoorAirQuality HVACMaintenance FacilityManagers BuildingManagement HeatingSeason FallHVAC CleanAir EnergyEfficiency CommercialBuildings

09/02/2026

🚨 ONE HVAC UNIT. ZERO REDUNDANCY.

One clogged filter can impact an entire office. 🌬️🏢 When indoor air quality drops, productivity, comfort, and employee well-being can suffer.

Don’t wait until October to think about your filters. Stay ahead. Breathe better. Perform better. 💨✅

FacilityManagement BuildingManagement CommercialHVAC HealthyBuildings CleanAir HVACMaintenance FacilityManagers BuildingPerformance AirQuality WorkplaceWellness MERV13 CommercialBuildings BuildingMaintenance

09/01/2026

🍂 Fall is here—and your HVAC filters need to be ready.

Ragweed pollen peaks, dust gets stirred up, and dry air carries particles farther. That summer MERV 8 filter spec may not be enough anymore.

Lesson 10: Know when to step up your filtration. 💨
MERV 8 → MERV 11–13

Don’t let seasonal changes catch your facility off guard. 🏢✅

IndoorAirQuality FacilityManagement BuildingMaintenance CommercialHVAC HealthyBuildings CleanAir HVACMaintenance FacilityManagers BuildingOperations AirQuality CosmosUniversity

08/31/2026

🍂 Fall is coming. Is your HVAC ready?

Before the first cold snap hits, give your system a proactive check. From scheduling a professional tune-up and upgrading filters to inspecting ductwork, testing heating, clearing outdoor units, and reviewing energy bills—these 7 steps can help you start the season prepared. 🌬️🏢

Don’t wait for an HVAC issue to become an emergency. Prepare now. Perform better all season. ✅

FacilityManagement BuildingMaintenance EnergyEfficiency IndoorAirQuality AirFiltration HVACFilters BuildingManagement FacilityManagers PreventiveMaintenance HealthyBuildings

08/30/2026

☀️ Summer 2026: Survived.

From scorching attics to “what’s making that noise?” calls, we kept the systems running, the offices cool, and the HVAC challenges under control. 🔧❄️

Thank you for trusting us all season. 🙌
🍂 Fall is on its way—and we’re ready for what’s next.

BuildingManagement AirFiltration MechanicalRoom HVACTechnician FacilityManagers BuildingOperations Summer2026 FallIsComing HVACLife KeepItRunning

Address

3611 Pennsy Drive
Landover, MD
20785

Opening Hours

Monday	8am - 4:30pm
Tuesday	8am - 4:30pm
Wednesday	8am - 4:30pm
Thursday	8am - 4:30pm
Friday	8am - 4:30pm

Telephone

+13019251604

Website

http://HVACfilter.com/

Alerts

Be the first to know and let us send you an email when Cosmos Air Purification & Environmental Systems, Inc. posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Cosmos Air Purification & Environmental Systems, Inc.:

Want your business to be the top-listed Contractor in Landover?