Phone: 705-742-9353 or 1-800-354-3195
Serving Peterborough & Central Ontario for 30 years!

Pressure Treated

At Monaghan Lumber we offer MicroPro Sienna pressure treated lumber in a beautiful warm brown tone, in all the sizes needed for your next exterior project. Engineered to resist decay, termites and fungus, MicroPro Sienna provides builders dimensional stability where its needed most. It’s the first treated wood to be designated as an Environmentally Preferable Product by the Scientific Certification System (SCS). Our 5/4×6 and J-Grade decking is milled from Canadian Lodgepole Pine logs offering superior stability, texture and appearance.

Decking & Lumber
CodeDescription
PRES01000 1X6X6 PT MICROPRO SIENNA #1&2 FENCE BOARDS
PRES01002 1X6X8 PT MICROPRO SIENNA #1&2 FENCE BOARDS
PRES01017 5/4X6X8 PT LODGEPOLE PINE MICROPRO SIENNA PREMIUM DECKING (3/8" RADIUS EDGE) KILN DRIED
PRES01019 5/4X6X10 PT LODGEPOLE PINE MICROPRO SIENNA PREMIUM DECKING (3/8" RADIUS EDGE) KILN DRIED
PRES01021 5/4X6X12 PT LODGEPOLE PINE MICROPRO SIENNA PREMIUM DECKING (3/8" RADIUS EDGE) KILN DRIED
PRES01023 5/4X6X14 PT LODGEPOLE PINE MICROPRO SIENNA PREMIUM DECKING (3/8" RADIUS EDGE) KILN DRIED
PRES01025 5/4X6X16 PT LODGEPOLE PINE MICROPRO SIENNA PREMIUM DECKING (3/8" RADIUS EDGE) KILN DRIED
PRES01005 2X4X8 PT MICROPRO SIENNA 4SQUARE KILN DRIED
PRES01007 2X4X10 PT MICROPRO SIENNA 4SQUARE KILN DRIED
PRES01009 2X4X12 PT MICROPRO SIENNA 4SQUARE KILN DRIED
PRES01011 2X4X16 PT MICROPRO SIENNA 4SQUARE KILN DRIED
PRES01038 2X6X12 PT LODGEPOLE PINE MICROPRO SIENNA RADIUS EDGE DECKING (J GRADE) KILN DRIED
PRES01042 2X6X16 PT LODGEPOLE PINE MICROPRO SIENNA RADIUS EDGE DECKING (J GRADE) KILN DRIED
PRES01046 2X6X20 PT LODGEPOLE PINE MICROPRO SIENNA RADIUS EDGE DECKING (J GRADE) KILN DRIED
PRES01033 2X6X8 PT MICROPRO SIENNA KILN DRIED
PRES01035 2X6X10 PT MICROPRO SIENNA KILN DRIED
PRES01037 2X6X12 PT MICROPRO SIENNA KILN DRIED
PRES01039 2X6X14 PT MICROPRO SIENNA KILN DRIED
PRES01041 2X6X16 PT MICROPRO SIENNA KILN DRIED
PRES01045 2X6X20 PT MICROPRO SIENNA KILN DRIED
PRES01050 2X8X8 PT MICROPRO SIENNA KILN DRIED
PRES01052 2X8X10 PT MICROPRO SIENNA KILN DRIED
PRES01054 2X8X12 PT MICROPRO SIENNA KILN DRIED
PRES01056 2X8X14 PT MICROPRO SIENNA KILN DRIED
PRES01058 2X8X16 PT MICROPRO SIENNA KILN DRIED
PRES01060 2X8X20 PT MICROPRO SIENNA KILN DRIED
PRES01065 2X10X8 PT MICROPRO SIENNA KILN DRIED
PRES01067 2X10X10 PT MICROPRO SIENNA KILN DRIED
PRES01069 2X10X12 PT MICROPRO SIENNA KILN DRIED
PRES01071 2X10X14 PT MICROPRO SIENNA KILN DRIED
PRES01073 2X10X16 PT MICROPRO SIENNA KILN DRIED
PRES01075 2X10X20 PT MICROPRO SIENNA KILN DRIED
PRES01079 2X12X12 PT MICROPRO SIENNA KILN DRIED
PRES01081 2X12X16 PT MICROPRO SIENNA KILN DRIED
PRES01083 2X12X20 PT MICROPRO SIENNA KILN DRIED
PRES01088 4X4X8 PT MICROPRO SIENNA
PRES01090 4X4X10 PT MICROPRO SIENNA
PRES01094 4X4X12 PT MICROPRO SIENNA
PRES01096 4X4X16 PT MICROPRO SIENNA
PRES01120 6X6X8 PT MICROPRO SIENNA
PRES01122 6X6X10 PT MICROPRO SIENNA
PRES01124 6X6X12 PT MICROPRO SIENNA
PRES01128 6X6X16 PT MICROPRO SIENNA
PRES01130 6X6X20 PT MICROPRO SIENNA (limited stock)
Step Stringers
CodeDescription
PRES01170 PT MICROPRO SIENNA 2 STEP STRINGER
PRES01172 PT MICROPRO SIENNA 3 STEP STRINGER
PRES01174 PT MICROPRO SIENNA 4 STEP STRINGER
PRES01176 PT MICROPRO SIENNA 5 STEP STRINGER
PRES01178 PT MICROPRO SIENNA 6 STEP STRINGER
Spindles
CodeDescription
PRES00995 1 3/8"X42" PT MICROPRO SIENNA SQUARE TAPER SPINDLE
PRES00996 1 3/8"X48" PT MICROPRO SIENNA SQUARE TAPER SPINDLE
Lattice & Plywood
CodeDescription
PRES01140 3/8X4X8 PT PRIVACY PLUS LATTICE MICRORPO SIENNA
PLYW00820 1/2X4X8 PRESSURE TREAT PLY – MICROPRO SIENNA
PLYW00840 3/4X4X8 PRESSURE TREAT PLY – MICROPRO SIENNA
Strapping
CodeDescription
PRES00715 4/4 x 2 1/8 CAPE COD SPF PRESSURE TREATED & KILN DRIED STRAPPING D4S