All products are designed and manufactured for use within forced air systems, providing effective distribution of conditioned air from the air handler to every room of a residence.Metal duct and fittings are constructed from hot-dipped Gallonvanized steel. All metal products are made true to gauge. Sheet metal duct, pipe, and fittings are designed with industry and regional standards in mind, as well as ACCA and SMACNA recommendations and requirements. Products are hand-crafted to reduce noise and friction and constructed to maximize efficiency by increasing airflow without leaks. The quality of our Gallonvanized steel allows us to create fittings that are rust-resistant and durable.


Southwark PIPE-10x60x26 Round Snaplock Pipe Gallonvanized 10" x 60" 26 Gauge

The Hi-E 40 is a medium efficiency pleated filter, available in 2" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Sid Harvey Item #:L13-69: Replaces Part #:'s : 7452

Flanders Precisionaire 10155.011625 MERV4 Fiberglass Heavy-Duty Disposable Panel Air Filter 16" x 25" x 1" One-piece moisture-resistant chipboard frame


Flanders HD industrial grade filters are designed for use in any application where disposable panel filters are recommended. They can be relied upon for superior performance since they are specifically designed for heavy workloads.

• 1-piece moisture resistant chipboard frame prevents broken corners
• The fiberglass media filter consists of continuous filament fibers bonded together with thermo-setting resin
• Support grilles of perforated corrosion resistant steel or expanded metal are provided on both sides of the filter
• The media pads and support grilles are continuously glued to the inside perimeter of the frame, resulting in exceptional strength and rigidity
• This design virtually eliminates the possibility of media sag within the frame
• Hot-melt resin sealant

The Hi-E 40 is a medium efficiency pleated filter, available in 2" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Superior Filtration Products 20x25x1ECON MERV 8 Economy Pleated Disposable Air Filter 20" x 25" x 1" Die-Cut Frame, Pleated in V-Radius Wedges, Cotton/Synthetic Media

NovaCell 2 filters by Superior Filtration Products are a pleated, high efficiency, MERV rated media filter designed for use in most commercial, industrial, and specialty installations with minimal or no modification to the existing system.

• V-radius wedge pleat for maximum holding capacity
• Die-cut, 2-piece frame providing maximum strength and durability with a double wall heavy-duty high wet strength beverage board
• The filter media is bonded to the frame on all sides
• Adhesive bonding seal prevents air bypass for the efficiency of the filter as well as supports pleat spacing for even dust loading
• Stabilizer face grids bonded to the front and back of the pleats for durability and pleat stabilization
• The quality of construction of the Super Cell air filter will maintain its durability and integrity during installation and operation under normal conditions

20X25X1ECON Superior Filtration Products

Best Air Pro AB-52025-8-2 Synthetic MERV 8 Residential Replacement Media Filter, 20 x 25 x 5"

• Frame included
• Captures harmful particles in air: collects dust, pollen, dust mites, mold and spores
• Easy installation
• Made in USA

The Hi-E 40 is a medium efficiency pleated filter, available in 2" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Sid Harvey Item #:L13-68: Replaces Part #:'s : 7450

The Hi-E 40 is a medium efficiency pleated filter, available in 2" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Sid Harvey Item #:L13-67: Replaces Part #:'s : 7445

Superior Filtration Products 16x20x1ECON MERV 8 Economy Pleated Disposable Air Filter 16" x 20" x 1" Die-Cut Frame, Pleated in V-Radius Wedges, Cotton/Synthetic Media

NovaCell 2 filters by Superior Filtration Products are a pleated, high efficiency, MERV rated media filter designed for use in most commercial, industrial, and specialty installations with minimal or no modification to the existing system.

• V-radius wedge pleat for maximum holding capacity
• Die-cut, 2-piece frame providing maximum strength and durability with a double wall heavy-duty high wet strength beverage board
• The filter media is bonded to the frame on all sides
• Adhesive bonding seal prevents air bypass for the efficiency of the filter as well as supports pleat spacing for even dust loading
• Stabilizer face grids bonded to the front and back of the pleats for durability and pleat stabilization
• The quality of construction of the Super Cell air filter will maintain its durability and integrity during installation and operation under normal conditions

The Hi-E 40 is a medium efficiency pleated filter, available in 1" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Sid Harvey Item #:L13-61: Replaces Part #:'s : 7444

The F312 disposable panel filters are designed to withstand the demands of tough industrial and commercial applications. Purolator assures filter durability by utilizing construction features not found in traditional designs.

• Frame is produced using post-consumer recycled materials
• Safe, fast and easy installation
• The unique monobond p" frame concept involves a 1-piece frame sealed to the media under heat and pressure
• To enhance filtration capability and prevent migration of finer particles, the filter media has a skin backing and is evenly coated with a gelled adhesive
• Improved aerodynamics reduce restriction to air flow
• Filters are manufactured with superior grade fiberglass media to guarantee full depth loading and high dust holding capacity
• Larger effective filtering surface area
• Made in USA

The Hi-E 40 is a medium efficiency pleated filter, available in 1" depth and several standard face sizes to accommodate most system requirements. The 100% hydrophobic synthetic media provides 35-40% average efficiency and nearly 95% average arrestance. The Hi-E 40 is effective as a stand-alone filter or prefilter.

• Filters are made with 100% synthetic fibers providing mechanical efficiency to achieve a MERV 10 performance
• Media has polyvinyl acetate (PVA) adhesive that is not affected by mold or microbial growth
• Heavy duty beverage board frame - moisture resistant, sturdy frame material stands up to rough handling and difficult service conditions, providing long service life
• 2-piece frame construction - double wall thickness around the outer edge and integral die cut cross members provide strength and rigidity
• Water repellent adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent
• Galvanized steel pleat support
• Stronger adhesive with more bonding points
• Lower initial resistance for energy saving
• Medium efficiency pleated filter
• Made in USA

Sid Harvey Item #:L13-62: Replaces Part #:'s : 7449