NGP G610 1-3/4" Nylon Brush Do...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$72.70
NGP NGP G610 1-3/4" Nylon Brush Seal or Sweep NGP-G610

NGP G610 1-3/4" Nylon Brush Door Sweep with Aluminum Mounting Rail

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Model: G610A-36
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$72.70
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NGP G610 1-3/4" Nylon Brush Door Sweep with Aluminum Mounting Rail

Professional Door Bottom Sealing Solution

The NGP G610 door sweep features a 1-3/4" nylon brush seal mounted in an aluminum alloy 6063 T5 temper rail for effective smoke and draft control. This Category H rated door bottom provides excellent abrasion resistance and flexibility with synthetic polyamide bristles that maintain memory and performance across a temperature range of -70 F to 425 F. The anodized aluminum mounting rail in dark bronze finish includes slotted screw holes for precise adjustment during installation.

Professional Features & Benefits

  • 1-3/4" Brush Height: Optimal seal dimension for standard door bottom applications with effective gap coverage.
  • Temperature Performance: Operates reliably from -70 F to 425 F for diverse environmental conditions and climate zones.
  • Heavy-Duty Construction: Aluminum alloy 6063 T5 temper mounting rail provides exceptional durability for commercial applications.
  • Superior Brush Material: Synthetic polyamide bristles offer excellent abrasion resistance, flexibility, and memory retention for long-term sealing performance.
  • Category H Smoke & Draft Control: Meets smoke and draft control requirements for door sweep applications in commercial buildings.
  • Moisture and Chemical Resistance: Moisture-resistant construction retains insecticides well while maintaining sealing integrity.
  • Adjustable Installation: Slotted screw holes allow for precise positioning and alignment during mounting.
  • Environmental Compliance: REACH and RoHS compliant materials meet current environmental and safety standards.

Technical Specifications

  • Commercial/Residential: Commercial
  • Department: Door Hardware
  • Product Category: Door Trim and Accessories
  • Product Group: Door Trim and Accessories
  • Product Subgroup: Door Bottom Sweeps and Door Shoes
  • Product Type: Door Sweeps and Bottoms
  • Subcategory: Gaskets & Weatherstripping

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Choose NGP Quality?

NGP door sweep products deliver professional-grade reliability with aluminum alloy 6063 T5 temper construction and synthetic polyamide brush materials rated for extreme temperature performance from -70 F to 425 F. REACH and RoHS compliant materials ensure environmental compliance while Category H smoke and draft control rating meets commercial building requirements. Engineered for demanding commercial applications where dependable sealing performance is essential.

Product Specs

Product Group:
Door Trim and Accessories
Product Subgroup:
Door Bottom Sweeps and Door Shoes
Product Type:
Door Sweeps and Bottoms
Subcategory:
Gaskets & Weatherstripping
Commercial/Residential:
Commercial
Product Category:
Door Trim and Accessories
Department:
Door Hardware

NGP G610A-36 – Frequently Asked Questions

1) Will the NGP G610 brush sweep seal a large gap under an exterior door?
The G610 carries a 1-3/4 inch nylon brush, so it covers a deep undercut where a solid rubber sweep would drag or bind. Bristles are synthetic polyamide, chosen for abrasion resistance and memory, so they spring back instead of taking a set after months of traffic. The brush sits in an aluminum alloy 6063 T5 rail. Measure your gap from the finished floor to the door bottom, and remember the rail mounts on the face of the door, so the brush hangs below the door edge rather than starting at it.
2) What length door sweep do I need for a 36 inch door?
The G610 comes in 36, 40, and 48 inch lengths. A 36 inch door leaf takes the 36 inch sweep as a direct fit. For anything wider or an odd leaf, order the next length up and cut the aluminum rail to width on a chop saw or hacksaw, then trim the brush flush. Standard practice on aluminum retainer sweeps, and the reason the longer lengths exist.
3) Is the NGP G610 sweep approved for smoke and draft control on a rated opening?
The G610 is rated Category H for smoke and draft control. That is the classification a door bottom needs on openings where the assembly has to limit the passage of smoke and air, which is why it shows up on corridor and stair doors in commercial buildings. Confirm the rating called for on your door schedule matches Category H before you spec it into a rated assembly.
4) Should I use a brush door sweep or a rubber or vinyl one?
Brush wins where the sweep has to ride over an uneven or textured floor, a carpet transition, or a threshold, because the bristles flex individually instead of the whole seal lifting. It also drags far less on a door that gets heavy cycle counts. A solid insert seals air tighter on a flat, level floor and does a better job against driving rain. ZenSupply stocks both patterns: the G610 is the brush option, and the Cal-Royal BTN-112 uses a neoprene insert in an extruded aluminum retainer if you want the solid seal instead.
5) Is a brush sweep the right choice for a door that gets wind driven rain?
No. Bristles let air and water pass between them by design, so a brush sweep is for draft, smoke, light, and pest control rather than a watertight seal. For a rain exposed exterior door, use a solid insert bottom, and add a drip. ZenSupply carries the Pemko 3452 surface plate rain drip door bottom for that condition, and the Cal-Royal BTN-112 with a neoprene insert for the solid seal. Keep the G610 for interior corridor, stair, mechanical, and vestibule doors.
6) What is the closest brush door sweep to the NGP G610?
The Pemko 29326NB is the nearest brush-type equivalent: it is a brush door bottom sweep in a clear anodized aluminum housing with a concealed fastener design, in a 36 inch length. The G610 uses a 1-3/4 inch nylon brush in an aluminum alloy 6063 T5 rail, comes in 36, 40 and 48 inch lengths, and offers anodized aluminum or dark bronze. The practical differences are fastener exposure and length range: the 29326NB conceals its fasteners and is a 36 inch part, while the G610 mounts with slotted screw holes that let you adjust the sweep height at install and is stocked in three lengths.
7) Should I use a brush sweep or a neoprene sweep on a commercial door bottom?
A brush and a wiper insert seal differently against the same threshold. The NGP G610 carries a 1-3/4 inch synthetic polyamide brush that flexes over uneven or debris-covered floors and holds its memory across a -70 F to 425 F range, with Category H smoke and draft control. The Cal-Royal BTN-112 takes the other approach: an extruded aluminum retainer with a neoprene insert, which is a continuous contact seal rather than bristles. Bristles ride over grit, carpet transitions and slightly out-of-level slabs; a neoprene wiper makes a solid line of contact on a flat, clean floor. Pick the brush where the floor is rough or the door drags, and the insert where the sill is true.
8) What do I use instead of the NGP G610 if the exterior door needs rain protection?
A brush sweep seals the gap under the door but does not shed water off the face of it. For an exterior opening taking weather, the Pemko 3452 is a surface plate rain drip door bottom, which combines the door bottom with a drip that throws runoff clear of the sill. The NGP G610 is a 1-3/4 inch nylon brush in an aluminum rail built for smoke and draft control, which is the right call on interior corridor, stair and tenant doors rather than a wind-driven rain elevation.
9) Which finish should I order to match dark bronze anodized storefront doors?
Two finishes are offered on the G610: anodized aluminum and dark bronze. Both are available in all three lengths, 36, 40, and 48 inches. Dark bronze matches bronze anodized aluminum entrances and dark painted hollow metal. Clear anodized aluminum is the match for mill finish or clear anodized storefront.
10) Will the G610 hold up in a freezer room or near a boiler or kiln?
Temperature range on the G610 brush is -70 F to 425 F, which puts it well outside what a vinyl or neoprene insert will tolerate at either end. That range is why it gets used on cold storage vestibules, mechanical rooms, and industrial doors where a solid sweep would go brittle in the cold or soften in the heat. The bristles are also moisture resistant.
11) Can I adjust the sweep height after mounting it, or do I have to redrill?
Slotted screw holes in the G610 rail let you slide the sweep up or down before you tighten the fasteners, so you can set the brush contact to the floor without redrilling. Useful when the floor is out of level across the swing or when the door gets planed later. Set the door in its closed position, snug the screws, check the sweep along the full width, then tighten.
12) What else does ZenSupply carry if I want a concealed fastener brush sweep instead of an exposed rail?
The G610 mounts with exposed screws through slotted holes in the aluminum rail, which is what makes it adjustable. If you want the fasteners hidden for a cleaner look on a lobby or storefront door, the Pemko 29326NB is a 36 inch brush door bottom sweep with a clear anodized aluminum rail and a concealed fastener design. It is brush like the G610, just a different mounting approach, and it is fixed at 36 inches rather than offering the 40 and 48 inch options.
13) Do I need a low VOC or GREENGUARD certified door bottom sweep for a school or healthcare project?
The G610 is built from REACH and RoHS compliant materials, which covers restricted substances but is not an indoor air quality certification. If your spec calls for GREENGUARD Gold, ZenSupply carries the Pemko 345V door bottom sweep with a GREENGUARD Gold certified Eco-V insert, and the Pemko 56 Series with the same Eco-V insert in a 36 inch length. Those are the ones to put on a LEED or healthcare submittal where the air quality certification is the requirement.
14) Will one G610 sweep work on a pair of doors, or do I need two?
One per leaf. A door bottom sweep mounts to the face of a single door leaf and seals the gap under that leaf only, so a pair of doors needs two sweeps. For a pair of 36 inch leaves, that is two 36 inch G610 sweeps. The astragal gap between the two leaves is a separate part and is not addressed by a bottom sweep.
15) Is there a door sweep with a low-emitting or green building certification instead of the NGP G610?
For projects chasing indoor air quality credits, the Pemko 345V is a door bottom sweep with a GREENGUARD Gold certified Eco-V insert, and the Pemko 56 Series uses the same Eco-V insert in a 36 inch length. The NGP G610 answers a different compliance question: its synthetic polyamide brush and 6063 T5 aluminum rail are REACH and RoHS compliant and the assembly carries Category H smoke and draft control. If the submittal asks for a certified low-emitting material, the Eco-V parts speak to it directly; if it asks for smoke and draft control on the door bottom, the G610 does.
16) Is the Pemko 3452 a substitute for the NGP G610?
They are not interchangeable even though both mount at the bottom of the door. The Pemko 3452 is a surface plate rain drip door bottom - a plate with an integral drip meant to manage water. The NGP G610 is a brush sweep: a 1-3/4 inch nylon brush carried in a 6063 T5 aluminum rail with slotted screw holes, rated Category H for smoke and draft control. Swapping one for the other changes what the opening is sealed against, so match the part to the condition rather than to the mounting location.
17) Which door bottom sweep holds up best in a boiler room or an unheated loading dock?
Temperature swing is the deciding spec. The NGP G610 uses synthetic polyamide bristles rated from -70 F to 425 F, with moisture and chemical resistance and a 6063 T5 aluminum rail, which covers a mechanical room at one end and an unheated dock at the other. The alternatives are built around softer inserts - the Cal-Royal BTN-112 with a neoprene insert, the Pemko 345V and Pemko 56 Series with Eco-V inserts - which are contact seals for conditioned openings. On extreme-temperature doors the brush is the part specified for the range.
18) Is the NGP G610 sweep durable enough for a high traffic apartment or office building entrance?
It is built for commercial duty. The retainer is aluminum alloy 6063 T5 temper rather than a light stamped channel, and the polyamide bristles are specified for abrasion resistance and memory retention, meaning they keep standing back up after repeated door swings instead of matting flat. Typical uses are office buildings, schools, healthcare, retail, warehouse, multi tenant residential, and government facilities.
How fast can I get the NGP G610A-36 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the NGP G610A-36 come with a warranty?
Absolutely. The NGP G610A-36 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the NGP G610A-36?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the NGP G610A-36 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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