Colker Company Janitorial Supplies

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ActiveIon Ionized Water Cleaning System (2)
Green Furniture Polish (2)
Green Cleaners for Glass (14)
Green Grout Cleaners (4)
Silk Plant Magic Cleaning (3)
Green Metal Cleaners (3)
Green Multi-Purpose Cleaners (10)
3-Star Strong Green Graffiti Remover (3)
Green Can Liners (5)

Gloves & Slippers (42)

Holsters & Belts (26)
High Rise Accessories & Items (43)

Natural Sea Sponges (14)
Presto Restoration Products (8)
Pads & Steel Wool (8)

Rags, Chamois, & Sponges (50)

Rope Grabs, Lanyards (7)

Squeegees & Handles (143)
Specialty/Other Tools (3)

Training & Safety Material (11)
Tucker Window Washer (70)

Sprayer Systems for Chemicals (6)

Screen Cleaner- Winsol (2)
Screen Magic Screen Cleaning (5)

Solar Panel Cleaning
Window Cleaning Tools

Window Cleaning Tool Kits (9)

Cleaners, Sealers for Glass

Glass Cleaners, Glide Additives (38)
Green Cleaners For Glass (15)
Oxidation, Hardwater & Stain Removal (102)
Glass Sealants, Barriers & Protectants (32)

Chemical Protection Gear (11)
Spray Bottles and Dispensers (16)
Abrasive Pads, Steel Wool (33)
Glass Type Detectors (5)

Unger Scrapers & Blades (19)

Handheld Scrapers & Blades (9)
Ettore Scrapers & Blades (19)
Triumph Scrapers & Blades (41)
Sörbo Scrapers & Blades (5)

Poles and Accessories

Extension Pole Accessories (67)
Extension Pole Replacement Parts (21)

Water-Fed Poles & Systems

Back Pack Sprayers for Pure Water (1)

Water Purification Systems (165)

Water-Fed Support Equipment (157)
Reach-n-Clean Indoor Water-Fed Poles (4)

Ladders and Accessories

Sectional Ladders - Metallic (30)

Articulated Ladder - Little Giant (11)

High Rise & Safety Equipment

High Rise Accessories (62)
Safety Signs, Chains and Tapes (7)

Descenders, Rope Grabs & Lanyards (75)
Descent Control - Sky Genie Line (28)

Portable Roof Anchors and Accessories (16)
Ropes and Protectors (140)

Buckets, Brushes, Towels

Sponges, Natural & Synthetic (38)
Scrub Pads, Steel Wool (46)
Towels & Chamois (62)

Holsters & Belts (60)

Shoe Covers, Booty Boots (9)

Cold Weather Apparel (46)

Shoe Covers, Disposable (4)

Training and Safety Materials

The Business Side of Window Cleaning (4)
Window Cleaning Techniques (9)
Fields Training and Safety Material (4)
IWCA Training and Safety (10)
Awning Cleaning Techniques (1)
Safety and High Rise Training Materials (4)

Cleaning Other Surfaces

Solar Panel Cleaning (8)

Power Wash High Pressure Wash Comp. (2)

Floors and Driveways (33)

Roof & Gutter Cleaners (21)
Mold & Mildew Remediation (18)

Bird Control Products

Bird Barrier Bond (2)

Bird Barrier Chemicals (5)

Gutter Cleaners and Tools

Gutter Cleaning Chemicals (7)
Gutter Protection Systems (3)
Gutter Cleaning Tools (10)

3-Star Delicate Graffiti Remover (5)
3-Star De-mark Graffiti Remover (5)
3-Star Exterior Plus Graffiti Remover (4)
3-Star Metal & Paint Graffiti Remover (5)
3-Star Resist Sacrificial Coating (2)
3-Star Reflect Sign Graffiti Remover (5)

Prosoco Blok Guard & Graffiti Control (2)
Vandal-X Graffiti Removers (2)
Prosoco Graffiti Wipe (2)

Janitorial Cleaning Products (38)
Restroom Cleaning Products (90)

Mold & Mildew Remediation

Water Fed Pole Specials
Siding and Exterior Cleaning

Britenol Heavy Duty Restoration Cleaner (1)
Cleansol Brushless House Wash (2)
Spray & Forget Roof Cleaner (1)

Sponges with Microfiber and Chamois (6)

Flow-Thru Brushes & Poles (10)
Spotless Rinse Auto Wash (2)
Waterless Car Care (5)

Microfiber with Abrasive side 3Star (3)

Portable Roof Anchors (9)
Sleeve Blue 3Star (3)

New Microfiber 3Star (3)

NanoUltra Window Glass Treatment System (13)

Welcome to JRC Supply/Colker

J. Racenstein recently completed its acquisition of the assets of L.M. Colker Company's window cleaning division. L.M. Colker Company will remain in the janitorial supply business in Pittsburgh, PA., and will still supply local window cleaners with walk-in orders. You can still reach L.M. Colker at 1-888-4-COLKER.

Green Cleaners

Green Seal Certified
Designed for the Environment or Favorable Environmental Profile Glass Cleaners

Colker Menu

Find things the way you are used to finding them - the Colker way! We've built a menu just for our Colker customers to navigate their way through the huge product inventory offered by JRC Supply.

Awning Cleaning

All of the chemicals and tools necessary to add Awning Cleaning to your list of services.

Screen Cleaning

Screen Cleaners, Brushes and Chemicals

Solar Panel Cleaning

Specialized Cleaners for Solar Panels.

Window Cleaning Tools

Squeegees, channels, rubbers, T-bars, sleeves, specialty tools.

Cleaners, Sealers for Glass

Glass cleaners, stain & scratch removal, protectants, green cleaning, abrasive pads and protective gear.

Scrapers and Blades

Scrapers are one of the most important tools in a Window Cleaners tool belt.

Poles and Accessories

Extension poles, accesssories, replacement parts.

Water-Fed Poles & Systems

WaterFed Poles and Purification Systems

Ladders and Accessories

Ladders, accessories, and ladder safety.

High Rise & Safety Equipment

Chairs, descenders, ropes, rope grabs, lanyards, harnesses, roof rigs, accessories.

Buckets, Brushes, Towels

Sponges, brushes, buckets, towels, holsters, steel wool and scrub pads.

Gloves, hats, t-shirts, shorts, sweatshirts, shoe covers, patches, coveralls.

Training and Safety Materials

Cleaning Other Surfaces

Bird Control, Restroom Cleaning, Floor Care, Chemicals for non-Glass Surfaces and Green Cleaning.

Bird Control Products

» Visit Bird Barrier's Site

Gutter Cleaners and Tools

Graffiti Removal

Every year in the U.S. over $15 billion dollars are spent removing graffiti. We can help add graffiti removal to your list of services!

Janitorial Supplies

Everything for janitorial work: floor scrapers, squeegees and mops, bathroom cleaning supplies, towels, sponges, gloves, etc.

Mold & Mildew Remediation

Mold and Mildew Cleaning may be a great service to add to your business. It is something that customers need done, and doesn't require much overhead cost for you to offer.

Special Promotions

Water Fed Pole Specials

Huge Savings on Water-Fed Poles!!!

Siding and Exterior Cleaning

Cleaning solutions for gentle cleaning vs. pressure washing.

Automotive Care

Popular microfiber and chamois material wrapped around an absorbent sponge.