ULD® BP-300 Contact Insecticide II

MGK · Piperonyl butoxide 15%; Pyrethrins 3% · EPA Reg 1021-2841 · INSECTICIDE Document last checked 2025-01-21

About this product

Active ingredient Piperonyl butoxide 15%; Pyrethrins 3%

Manufacturer MGK

Category INSECTICIDE

Full details for ULD® BP-300 Contact Insecticide II

Source product label ↗ Open the catalog source label while the local copy is reviewed. Verify the product name, EPA registration number, and revision before use. Source safety data sheet ↗ Open the catalog source SDS while the local copy is reviewed. Verify the exact product and revision before relying on it. EPA registration data Reg. 1021-2841 — registry reference, signal word and status.

Applicator discussion

Nothing here is label direction — the label is the law. These are notes from other applicators, moderated before they appear. Check the labeling accompanying the product and applicable state requirements.

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According to the label From the product label

These details were extracted from this product's label PDF. The label is the law. Confirm every rate, site, restriction and safety requirement against the label before mixing or applying. Check for a state supplemental label; a product may be restricted or prohibited in a state or site even when a rate appears below. · EPA registration data for Reg. 1021-2841 →

This product is a pyrethrin-based concentrate used to control various pests. It targets insects including ants, bed bugs, beetles, cockroaches, earwigs, flies, gnats, silverfish, spiders, stable flies, horn flies, house flies, and motile stages of blood-sucking lice. The product can be applied as a space spray, a crack and crevice treatment, a direct spray, or a mist for cattle, and can be used indoors or outdoors.

Pests covered (128)

listed pestsAnts (excluding Harvester & Pharaoh), Bed Bugs, Beetles, Earwigs, Cockroaches, Silverfish, Spidersinsectsbed bugsFLIES, GNATShorn flies, house flies and gnatsstable fliesmotile stages of blood sucking licePILLBUGSSOWBUGSMILLIPEDESSCORPIONSSPIDERSHOUSE SPIDERSMITESTICKSGRAIN MITECHEESE MITEDERMESTID BEETLESCARPET BEETLEBLACK CARPET BEETLECEREAL LEAF BEETLEFOREIGN GRAIN BEETLESQUARENECKED GRAIN BEETLERUSTY GRAIN BEETLEFLAT GRAIN BEETLEMERCHANT GRAIN BEETLESAWTOOTHED GRAIN BEETLEBROAD NOSED GRAIN WEEVILDARKLING BEETLESLESSER MEALWORMBLACK FUNGUS BEETLESTWO BANDED FUNGUS BEETLEBROAD HORNED FLOUR BEETLESLENDER HORNED FLOUR BEETLELONGHEADED FLOUR BEETLESMALL EYED FLOUR BEETLEDEPRESSED FLOUR BEETLEREDHORNED GRAIN BEETLEYELLOW MEALWORMDARK MEALWORMAMERICAN BLACK FLOUR BEETLERED FLOUR BEETLECONFUSED FLOUR BEETLECADELLEFLIESGNATSVEGETABLE LEAFMINERCHRYSANTHEMUM LEAFMINERBLOW FLIESBOTTLEFLYVINEGAR FLYHORN FLYFACE FLYHOUSE FLYSTABLE FLYFUNGUS GNATSMUSHROOM FLIESSKIPPER FLIESCHEESE SKIPPERDEER FLIESFRUIT FLIESEARWIGSMEALYBUGSBEESWASPSANTSFIRE ANTHORNETSYELLOWJACKETSMOTHSCABBAGEWORMSHIDE BEETLEKHAPRA BEETLETROGODERMA BEETLESMEXICAN GRAIN BEETLEHAIRY FUNGUS BEETLECORN SAP BEETLEDRIEDFRUIT BEETLESPIDER BEETLESBROWN SPIDER BEETLEWHITE MARKED SPIDER BEETLEHAIRY SPIDER BEETLEBED BUGBOXELDER BUGWHITEFLIESAPHIDSMEDITERRANEAN FLOUR MOTHALMOND MOTHRICE MOTHCHOCOLATE MOTHTOBACCO MOTHCOCOA BEAN MOTHINDIAN MEAL MOTHCLOTHES MOTHSEUROPEAN GRAIN MOTHBOOKLOUSEFLEASTHRIPSFIREBRATBEETLESMURMIDIUS BEETLEFUNGUS BEETLESCIGARETTE BEETLEDRUGSTORE BEETLECATORAMA BEETLECOFFEE BEAN WEEVILLARGER GRAIN BORERLESSER GRAIN BORERBEAN WEEVILGROUND BEETLESPINK SCAVENGER CATERPILLARANGOUMOIS GRAIN MOTHCABBAGE LOOPERGRANARY WEEVILRICE WEEVILMAIZE WEEVILCOCKROACHESPALMETTOBUGSGRASSHOPPERSCRICKETSBROWN DOG TICKRED SPIDER MITESSPIDER MITESCLOVER MITECATTLE LICEBLOODSUCKING LICESUCKING LICE

Areas treatable (114)

room spacespace spraycrack or crevice or opening to the voidDirect Spray (corners of the room, behind and under furniture or other equipment)areas where bed bugs harborcracks and crevices in elements of construction, walls, floors, underneath sinks, behind pipes and other places where insects harboropen areas near buildings and in campgroundsbeef cattle, dairy cattle and horsesbeef and dairy cattleTOBACCO WAREHOUSESPEANUT STORAGE AREASGRAIN (EQUIPMENT)TOBACCO PROCESSING PLANTSBEVERAGE PROCESS PLANT PREMISESRICE MILLSGRAIN MILLS (INDOOR INEDIBLE)MUSHROOM PROCESSING PLANTSDRIED FRUIT PROCESSING PLANTSMILK ROOM (ENCLOSED PREMISE TREATMENT)GRANARIES (EMPTY) (NON-RESIDUAL SPACE TREATMENT)GRANARIES (EMPTY) (NON-RESIDUAL CONTACT TREATMENT)DAIRY BARNS (ENCLOSED PREMISE TREATMENT)DAIRY CATTLE (ANIMAL TREATMENT)HOSPITALS (INDOOR INEDIBLE)NURSING HOMES (INDOOR INEDIBLE)AERIAL APPLICATION (FIXED WING)AERIAL APPLICATION (ROTARY AIRCRAFT)ULTRA LOW VOLUME (ULV) APPLICATIONSHIPS (INDOOR-INEDIBLE)WAREHOUSES (INDOOR INEDIBLE)HORSE BARNS (ENCLOSED PREMISE TREATMENT)HORSE STABLES (ENCLOSED PREMISE TREATMENT)HORSE CORRALS (OPEN PREMISE TREATMENT)FRUIT PACKING SHEDS (INDOOR INEDIBLE)MEAT PACK. PLANT (INED.)(INDR.)RABBIT PROCESS PLANT PREMISESPOULTRY PROCESSING PLANTS (INDOOR INEDIBLE)SEWERSGARBAGE CANSGARBAGE DUMPSDUMPS (GARBAGE/REFUSE)GARBAGE COMPACTORSBUSES (NONFEED/NONFOOD) (NON-RESIDUAL SPACE TREATMENT)BUSES (NONFEED/NONFOOD) (NON-RESIDUAL CONTACT TREATMENT)BOAT PREMISESSHIP HOLDS (EMPTY)SHIPSBOATS/SHIPS (NON-RESIDUAL) (GENERAL TREATMENT)RAILROAD CARSRAILROAD FREIGHT CARS (EMPTY)RAILROAD TRAINSRAILROAD BOXCARS (NONFEED/NONFOOD) (NON-RESIDUAL SPACE TREATMENT)TRUCKS (EMPTY)RECREATIONAL VEHICLESWINERIES (INDOOR INEDIBLE)FLOUR MILLS (INDOOR INEDIBLE)EGG PROCESSING PLANTS (INDOOR INEDIBLE)LOCKER ROOM PREMISESCOMMERCIAL/INSTITUTIONAL/INDUSTRIAL BUILDINGS (WALL VOIDS)RECREATIONAL AREASCAMPGROUNDSRECREATIONAL AREAS (OUTDOOR)PARKSFOOD PROCESSING PLANTS (INDOOR INEDIBLE)BAKERIES (INDOOR-INEDIBLE)BOTTLING PLANTS (INDOOR INEDIBLE)CANNERIES (INDOOR-INEDIBLE)SEED WAREHOUSESDOMESTIC DWELLINGS (INDOOR) (ATTICS)CABINS (INDOOR)DOMESTIC DWELLINGS (INDOOR)UTILITY ROOMSDOMESTIC DWELLINGS (INDOOR) (WALL VOIDS)HOTELS/MOTELS/TOURIST COURTS (INDOOR)MOBILE HOMES (INDOOR)DOMESTIC DWELLINGS (OUTDOOR)ZOOS (ENCLOSED PREMISE TREATMENT)HOG HOUSES (ENCLOSED PREMISE TREATMENT)HOG STOCKYARDS (OPEN PREMISE TREATMENT)PLAYGROUNDSEATING ESTABLISHMENTS (INDOOR INEDIBLE)POULTRY HOUSES (ENCLOSED PREMISE TREATMENT)OFFICE BUILDINGS (INDOOR INEDIBLE)FOOD MARKETING/STORAGE/DISTRIBUTION FACILITIES (INDOOR INEDIBLE)SUPERMARKETS (INDOOR INEDIBLE)HORSES (ANIMAL TREATMENT)BEEF CATTLE (ANIMAL TREATMENT)GRAIN ELEVATORS (EMPTY) (NON-RESIDUAL TREATMENT)GRAIN ELEVATORS (EMPTY) (NONRESIDUAL SPACE TREATMENT)GRAIN ELEVATORS (EMPTY) (NON-RESIDUAL CONTACT TREATMENT)FACTORIES (INDOOR INEDIBLE)STORES (INDOOR INEDIBLE)OFFICES (INDOOR INEDIBLE)COMMERCIAL/INSTITUTIONAL/INDUSTRIAL BUILDINGS (INDOOR INEDIBLE)BEEF CATTLE BARNS (ENCLOSED PREMISE TREATMENT)RABBIT HOUSES (ENCLOSED PREMISE TREATMENT)LABORATORY PREMISESDRAINSCATTLE CORRALS (OPEN PREMISE TREATMENT)RESTAURANTS (INDOOR INEDIBLE)DRIVE-IN RESTAURANTS (OUTDOOR INEDIBLE)MAUSOLEUMSLIVESTOCK BARNS (ENCLOSED PREMISE TREATMENT)LIVESTOCK STABLES (ENCLOSED PREMISE TREATMENT)LIVESTOCK LOAFING SHEDS (ENCLOSED PREMISE TREATMENT)LIVESTOCK CORRALS (OPEN PREMISE TREATMENT)LIVESTOCK FEEDLOTS (OUTSIDE)ANIMAL QUARTERS (ENCLOSED PREMISE TREATMENT)PET KENNEL YARDS (OPEN PREMISE TREATMENT)PET KENNELS (OPEN PREMISE TREATMENT)TRUCKS (FEED/FOOD-EMPTY) (NON-RESIDUAL SPACE TREATMENT)TRUCK TRAILERS (FEED/FOOD-EMPTY) (NON-RESIDUAL SPACE TREATMENT)TRUCK TRAILERS (FEED/FOOD-EMPTY) (NON-RESIDUAL CONTACT TREATMENT)MANURE PILE (OUTDOOR)

How to treat each type of area 11

room space

Target pest	Location	Rate	Unit	Dilution	Label notes
listed pests	Indoor	1	fl. oz.	undiluted	Apply using a mechanical aerosol generator (no droplets > 50 microns in diameter and 80% < 30 microns). In commercial operations, subtract the space occupied by stored product or equipment from the cubic footage.
listed pests	Indoor	1 - 2	fl. oz.	diluted	Apply using a mechanical aerosol generator (no droplets > 50 microns in diameter and 80% < 30 microns). In commercial operations, subtract the space occupied by stored product or equipment from the cubic footage.

space spray

Target pest	Location	Rate	Unit	Dilution	Label notes
Ants (excluding Harvester & Pharaoh), Bed Bugs, Beetles, Earwigs, Cockroaches, Silverfish, Spiders	Indoor	approx. 1	fl. oz.	full strength	Apply as a space spray using a mechanical aerosol generator (no droplets >50 microns in diameter and 80% <30 microns). In commercial operations, subtract the space occupied by stored product or equipment from the cubic footage.

crack or crevice or opening to the void

Target pest	Location	Rate	Unit	Label notes
insects	Indoor	1 second of product for every 3	cu. ft.	Apply in short bursts into area being treated.

Direct Spray (corners of the room, behind and under furniture or other equipment)

Target pest	Location	Rate	Unit	Label notes
insects	Indoor	not to exceed 0.125	fl. oz./2 sq. ft.	Apply from a distance of 18 - 24” away from the surface and allow the material to drift to area to be treated.

areas where bed bugs harbor

Do not direct this product at mattresses.

Target pest: bed bugs
Location: Indoor
Dilution: Direct application

cracks and crevices in elements of construction, walls, floors, underneath sinks, behind pipes and other places where insects harbor

Target pest	Location	Rate	Unit	Dilution	Label notes
insects	Indoor	not to exceed 0.125	fl. oz./2 sq. ft.	Handtank or Pinstream Application	Spot treatment is also permitted. Limit individual spot treatments to an area no larger than 20% of the surface area. Any individual spot treatment shall not exceed 2 sq. ft. Ensure product will not stain surface or leave an unacceptable residue prior to application.

open areas near buildings and in campgrounds

Target pest	Location	Rate	Unit	Label notes
FLIES, GNATS	Outdoor	4	fl. oz./acre	When using ULV equipment, allow spray drift to penetrate dense foliage.

beef cattle, dairy cattle and horses

Target pest	Location	Rate	Unit	Label notes
horn flies, house flies and gnats	Both		light mist sufficient to wet the tips of the hair
stable flies	Both	2	fl. oz./adult animal	sufficient to wet the hair but not to soak the hide.

beef and dairy cattle

Target pest	Location	Rate	Unit	Label notes
motile stages of blood sucking lice	Both	2 fl. oz. or less	/animal	apply the spray to thoroughly wet the hair. Repeat every 2 to 3 weeks as required, but do not apply more than 1 time/day.

Mixing instructions 4

Amount	Per	Finished strength
1 Part Concentrate	2 parts Oil	1.00 Pyrethrin %
1 Part Concentrate	5 parts Oil	0.50 Pyrethrin %
1 Part Concentrate	9 parts Oil	0.30 Pyrethrin %
1 Part Concentrate	19 parts Oil	0.15 Pyrethrin %

Worker safety

Re-entry interval (REI) Keep area closed for at least 1 hr.

Timing & weather

Use preferably at a time when temperature is cool (≤ 75°F) and the wind velocity is approx. ≤ 5 mph.

Use restrictions 3

Do not apply as a space spray in residences.
Do not direct this product at mattresses.
Do not use on dogs and cats.