Apteum Construction Supply

Contractor pricing on the materials you use every day.

Wholesale and bulk pricing on construction materials, available locally in Western Washington.

Contractor & bulk pricing

Case quantities

Fast local pickup

Delivery available

Product categories

Stocked and ready for your next job

Pricing is quote-based for contractors and volume buyers.

Waterproof XPS foam tile backer boards, shower pans (center & offset drain — 3x5, 4x4, 4x6), shower niches, sealants, decoupling mats.

Valves, brass PEX fittings, copper press fittings, pipe fittings and pipe clamps.

UL-listed EMT conduit and outlet boxes for residential and light-commercial work.

Strut channel, threaded rod, J-hangers, riser clamps and pipe-support hardware.

Tell us what you need and we'll send pricing and availability.